blob: 458c43944454054ad227451243030dee417202be [file] [log] [blame]
2021-10-14 Harald Anlauf <>
PR fortran/102717
* simplify.c (gfc_simplify_reshape): Replace assert by error
message for negative elements in SHAPE array.
2021-10-14 Harald Anlauf <>
PR fortran/102716
* check.c (gfc_check_shape): Reorder checks so that invalid KIND
arguments can be detected.
2021-10-14 Kwok Cheung Yeung <>
* gfortran.h (enum gfc_statement): Add ST_OMP_DECLARE_VARIANT.
(enum gfc_omp_trait_property_kind): New.
(struct gfc_omp_trait_property): New.
(gfc_get_omp_trait_property): New macro.
(struct gfc_omp_selector): New.
(gfc_get_omp_selector): New macro.
(struct gfc_omp_set_selector): New.
(gfc_get_omp_set_selector): New macro.
(struct gfc_omp_declare_variant): New.
(gfc_get_omp_declare_variant): New macro.
(struct gfc_namespace): Add omp_declare_variant field.
(gfc_free_omp_declare_variant_list): New prototype.
* match.h (gfc_match_omp_declare_variant): New prototype.
* openmp.c (gfc_free_omp_trait_property_list): New.
(gfc_free_omp_selector_list): New.
(gfc_free_omp_set_selector_list): New.
(gfc_free_omp_declare_variant_list): New.
(gfc_match_omp_clauses): Add extra optional argument. Handle end of
clauses for context selectors.
(omp_construct_selectors, omp_device_selectors,
omp_implementation_selectors, omp_user_selectors): New.
(gfc_match_omp_context_selector): New.
(gfc_match_omp_context_selector_specification): New.
(gfc_match_omp_declare_variant): New.
* parse.c: Include tree-core.h and omp-general.h.
(decode_omp_directive): Handle 'declare variant'.
(case_omp_decl): Include ST_OMP_DECLARE_VARIANT.
(gfc_ascii_statement): Handle ST_OMP_DECLARE_VARIANT.
(gfc_parse_file): Initialize omp_requires_mask.
* symbol.c (gfc_free_namespace): Call
* trans-decl.c (gfc_get_extern_function_decl): Call
(gfc_create_function_decl): Call gfc_trans_omp_declare_variant.
* trans-openmp.c (gfc_trans_omp_declare_variant): New.
* trans-stmt.h (gfc_trans_omp_declare_variant): New prototype.
2021-10-13 Tobias Burnus <>
* dump-parse-tree.c (show_omp_clauses): Handle ancestor modifier,
* gfortran.h (gfc_omp_clauses): Change 'anecestor' into a bitfield.
2021-10-12 Tobias Burnus <>
PR fortran/102541
* check.c (gfc_check_present): Handle optional CLASS.
* interface.c (gfc_compare_actual_formal): Likewise.
* trans-array.c (gfc_trans_g77_array): Likewise.
* trans-decl.c (gfc_build_dummy_array_decl): Likewise.
* trans-types.c (gfc_sym_type): Likewise.
* primary.c (gfc_variable_attr): Fixes for dummy and
pointer when 'class%_data' is passed.
* trans-expr.c (set_dtype_for_unallocated, gfc_conv_procedure_call):
For assumed-rank dummy, fix setting rank for dealloc/notassoc actual
and setting ubound to -1 for assumed-size actuals.
2021-10-10 Harald Anlauf <>
PR fortran/99348
PR fortran/102521
* decl.c (add_init_expr_to_sym): Extend initialization of
parameter arrays from scalars to handle derived types.
2021-10-09 Harald Anlauf <>
PR fortran/65454
* module.c (read_module): Handle old and new-style relational
operators when used in USE module, ONLY: OPERATOR(op).
2021-10-08 Sandra Loosemore <>
PR fortran/54753
* interface.c (gfc_compare_actual_formal): Add diagnostic
for F2018:C839. Refactor shared code and fix bugs with class
array info lookup, and extend similar diagnostic from PR94110
to also cover class types.
2021-10-08 Martin Liska <>
* options.c (gfc_post_options): Use new macro
2021-10-06 Tobias Burnus <>
* resolve.c (resolve_values): Only show
deprecated warning if attr.referenced.
2021-10-04 Tobias Burnus <>
PR fortran/54753
* resolve.c (can_generate_init, resolve_fl_variable_derived,
resolve_symbol): Only do initialization with intent(out) if not
inside of an interface block.
2021-10-01 Martin Sebor <>
PR c/102103
* array.c: Remove an unnecessary test.
* trans-array.c: Same.
2021-10-01 Jakub Jelinek <>
* gfortran.h (gfc_omp_clauses): Add order_reproducible bitfield.
* dump-parse-tree.c (show_omp_clauses): Print REPRODUCIBLE: for it.
* openmp.c (gfc_match_omp_clauses): Set order_reproducible for
explicit reproducible: modifier.
* trans-openmp.c (gfc_trans_omp_clauses): Set
OMP_CLAUSE_ORDER_REPRODUCIBLE for order_reproducible.
(gfc_split_omp_clauses): Also copy order_reproducible.
2021-09-30 Harald Anlauf <>
PR fortran/102458
* simplify.c (simplify_size): Resolve expressions used in array
specifications so that SIZE can be simplified.
2021-09-30 Harald Anlauf <>
* expr.c: The correct reference to Fortran standard is: F2018:10.1.12.
2021-09-30 Tobias Burnus <>
PR fortran/71703
PR fortran/84007
* trans-intrinsic.c (gfc_conv_same_type_as): Fix handling
* trans.h (gfc_vtpr_hash_get): Renamed prototype to ...
(gfc_vptr_hash_get): ... this to match function name.
2021-09-29 Harald Anlauf <>
PR fortran/102520
* array.c (expand_constructor): Do not dereference NULL pointer.
2021-09-27 Tobias Burnus <>
PR fortran/94070
* trans-array.c (gfc_tree_array_size): New function to
find size inline (whole array or one dimension).
(array_parameter_size): Use it, take stmt_block as arg.
(gfc_conv_array_parameter): Update call.
* trans-array.h (gfc_tree_array_size): Add prototype.
* trans-decl.c (gfor_fndecl_size0, gfor_fndecl_size1): Remove
these global vars.
(gfc_build_intrinsic_function_decls): Remove their initialization.
* trans-expr.c (gfc_conv_procedure_call): Update
bounds of pointer/allocatable actual args to nonallocatable/nonpointer
dummies to be one based.
* trans-intrinsic.c (gfc_conv_intrinsic_shape): Fix case for
assumed rank with allocatable/pointer dummy.
(gfc_conv_intrinsic_size): Update to use inline function.
* trans.h (gfor_fndecl_size0, gfor_fndecl_size1): Remove var decl.
2021-09-26 Tobias Burnus <>
PR fortran/101334
* trans-intrinsic.c (gfc_conv_associated): Support assumed-rank
'pointer' with scalar/array 'target' argument.
2021-09-24 Harald Anlauf <>
PR fortran/102458
* expr.c (is_non_constant_intrinsic): Check for intrinsics
excluded in constant expressions (F2018:10.1.2).
(gfc_is_constant_expr): Use that check.
2021-09-24 Sandra Loosemore <>
PR fortran/101333
* interface.c (compare_parameter): Enforce F2018 C711.
2021-09-24 Tobias Burnus <>
PR fortran/55534
* scanner.c (load_file): Return void, call (gfc_)fatal_error for
all errors.
(include_line, include_stmt, gfc_new_file): Remove exit call
for failed load_file run.
2021-09-23 Sandra Loosemore <>
PR fortran/101320
* decl.c (gfc_verify_c_interop_param): Handle F2018 C1557,
aka TS29113 C516.
2021-09-23 Harald Anlauf <>
Tobias Burnus <>
PR fortran/93834
* trans-intrinsic.c (gfc_conv_allocated): Cleanup. Handle
coindexed scalar coarrays.
2021-09-23 Sandra Loosemore <>
PR fortran/101319
* interface.c (gfc_compare_actual_formal): Extend existing
assumed-type diagnostic to also check for argument with type
2021-09-23 Sandra Loosemore <>
PR fortran/101334
* check.c (gfc_check_associated): Allow an assumed-rank
array for the pointer argument.
* interface.c (compare_parameter): Also give rank mismatch
error on assumed-rank array.
2021-09-23 Sandra Loosemore <>
* trans-stmt.c (trans_associate_var): Check that result of
GFC_DECL_SAVED_DESCRIPTOR is not null before using it.
2021-09-22 Tobias Burnus <>
PR fortran/55534
* cpp.c (gfc_cpp_register_include_paths, gfc_cpp_post_options):
Add new bool verbose_missing_dir_warn argument.
* cpp.h (gfc_cpp_post_options): Update prototype.
* f95-lang.c (gfc_init): Remove duplicated file-not found diag.
* gfortran.h (gfc_check_include_dirs): Takes bool
verbose_missing_dir_warn arg.
(gfc_new_file): Returns now void.
* options.c (gfc_post_options): Update to warn for -I and -J,
only, by default but for all when user requested.
* scanner.c (gfc_do_check_include_dir):
(gfc_do_check_include_dirs, gfc_check_include_dirs): Take bool
verbose warn arg and update to avoid printing the same message
twice or never.
(load_file): Fix indent.
(gfc_new_file): Return void and exit when load_file failed
as all other load_file users do.
2021-09-22 Tobias Burnus <>
* trans-expr.c (gfc_simple_for_loop): New.
* trans.h (gfc_simple_for_loop): New prototype.
2021-09-21 Tobias Burnus <>
PR fortran/55534
* cpp.c: Define GCC_C_COMMON_C for #include "options.h" to make
cpp_reason_option_codes available.
(gfc_cpp_register_include_paths): Make static, set pfile's
warn_missing_include_dirs and move before caller.
(gfc_cpp_init_cb): New, cb code moved from ...
(gfc_cpp_init_0): ... here.
(gfc_cpp_post_options): Call gfc_cpp_init_cb.
(cb_cpp_diagnostic_cpp_option): New. As implemented in c-family
to match CppReason flags to -W... names.
(cb_cpp_diagnostic): Use it to replace single special case.
* cpp.h (gfc_cpp_register_include_paths): Remove as now static.
* gfortran.h (gfc_check_include_dirs): New prototype.
(gfc_add_include_path): Add new bool arg.
* options.c (gfc_init_options): Don't set -Wmissing-include-dirs.
(gfc_post_options): Set it here after commandline processing. Call
gfc_add_include_path with defer_warn=false.
(gfc_handle_option): Call it with defer_warn=true.
* scanner.c (gfc_do_check_include_dir, gfc_do_check_include_dirs,
gfc_check_include_dirs): New. Diagnostic moved from ...
(add_path_to_list): ... here, which came before cmdline processing.
Take additional bool defer_warn argument.
(gfc_add_include_path): Take additional defer_warn arg.
* scanner.h (struct gfc_directorylist): Reorder for alignment issues,
add new 'bool warn'.
2021-09-20 Tobias Burnus <>
* gfortran.h (gfc_omp_clauses): Add order_unconstrained.
* dump-parse-tree.c (show_omp_clauses): Dump it.
* openmp.c (gfc_match_omp_clauses): Match unconstrained/reproducible
modifiers to ordered(concurrent).
(OMP_DISTRIBUTE_CLAUSES): Accept ordered clause.
(resolve_omp_clauses): Reject ordered + order on same directive.
* trans-openmp.c (gfc_trans_omp_clauses, gfc_split_omp_clauses): Pass
on unconstrained modifier of ordered(concurrent).
2021-09-17 Harald Anlauf <>
PR fortran/102366
* trans-decl.c (gfc_finish_var_decl): Disable the warning message
for variables moved from stack to static storange if they are
declared in the main, but allow the move to happen.
2021-09-17 Sandra Loosemore <>
* intrinsic.texi (ISO_C_BINDING): Change C_FLOAT128 to correspond
to _Float128 rather than __float128.
* iso-c-binding.def (c_float128): Update comments.
* trans-intrinsic.c (gfc_builtin_decl_for_float_kind): Likewise.
(build_round_expr): Likewise.
(gfc_build_intrinsic_lib_fndcecls): Likewise.
* trans-types.h (gfc_real16_is_float128): Likewise.
2021-09-16 Harald Anlauf <>
PR fortran/102287
* trans-expr.c (gfc_conv_procedure_call): Wrap deallocation of
allocatable components of optional allocatable derived type
procedure arguments with INTENT(OUT) into a presence check.
2021-09-14 Harald Anlauf <>
PR fortran/102311
* resolve.c (resolve_entries): Attempt to recover cleanly after
rejecting mismatched function entries.
2021-09-14 Tobias Burnus <>
PR fortran/102313
* parse.c (gfc_ascii_statement): Add missing ST_OMP_END_SCOPE.
2021-09-13 Harald Anlauf <>
PR fortran/82314
* decl.c (add_init_expr_to_sym): For proper initialization of
array-valued named constants the array bounds need to be
simplified before adding the initializer.
2021-09-13 Harald Anlauf <>
PR fortran/85130
* expr.c (find_substring_ref): Handle given substring start and
end indices as signed integers, not unsigned.
2021-09-09 Harald Anlauf <>
PR fortran/98490
* trans-expr.c (gfc_conv_substring): Do not generate substring
bounds check for implied do loop index variable before it actually
becomes defined.
2021-09-08 liuhongt <>
* options.c (gfc_post_options): Issue an error for
2021-09-07 Harald Anlauf <>
PR fortran/101327
* expr.c (find_array_element): When bounds cannot be determined as
constant, return error instead of aborting.
2021-09-07 Marcel Vollweiler <>
* openmp.c (gfc_match_omp_flush): Parse 'seq_cst' clause on 'flush'
* trans-openmp.c (gfc_trans_omp_flush): Handle OMP_MEMORDER_SEQ_CST.
2021-09-03 Tobias Burnus <>
* decl.c (gfc_verify_c_interop_param): Reject pointer with
CONTIGUOUS attributes as dummy arg. Reject character len > 1
when passed as byte stream.
2021-09-01 Harald Anlauf <>
PR fortran/56985
* resolve.c (resolve_common_vars): Fix grammar and improve wording
of error message rejecting an unlimited polymorphic in COMMON.
2021-08-31 Harald Anlauf <>
PR fortran/100950
* simplify.c (substring_has_constant_len): Minimize checks for
substring expressions being allowed.
2021-08-31 Marcel Vollweiler <>
* gfortran.h: Add variable for 'ancestor' in struct gfc_omp_clauses.
* openmp.c (gfc_match_omp_clauses): Parse device-modifiers 'device_num'
and 'ancestor' in 'target device' clauses.
* trans-openmp.c (gfc_trans_omp_clauses): Set OMP_CLAUSE_DEVICE_ANCESTOR.
2021-08-30 Harald Anlauf <>
PR fortran/102113
* match.c (gfc_match_goto): Allow for whitespace in parsing list
of labels.
2021-08-30 Harald Anlauf <>
PR fortran/101349
* resolve.c (resolve_allocate_expr): An unlimited polymorphic
argument to ALLOCATE must be ALLOCATABLE or a POINTER. Fix the
corresponding check.
2021-08-28 Harald Anlauf <>
PR fortran/87737
* resolve.c (resolve_entries): For functions of type CHARACTER
tighten the checks for matching characteristics.
2021-08-25 Lewis Hyatt <>
PR other/93067
* cpp.c (gfc_cpp_post_options): Call new function
2021-08-24 Harald Anlauf <>
PR fortran/98411
* trans-decl.c (gfc_finish_var_decl): Adjust check to handle
implicit SAVE as well as variables in the main program. Improve
warning message text.
2021-08-23 Tobias Burnus <>
* openmp.c (gfc_match_dupl_check, gfc_match_dupl_memorder,
gfc_match_dupl_atomic): New.
(gfc_match_omp_clauses): Use them; remove duplicate
'release'/'relaxed' clause matching; improve error dignostic
for 'default'.
2021-08-23 Tobias Burnus <>
* dump-parse-tree.c (show_omp_clauses): Handle 'strict' modifier
on grainsize/num_tasks
* gfortran.h (gfc_omp_clauses): Add grainsize_strict
and num_tasks_strict.
* trans-openmp.c (gfc_trans_omp_clauses, gfc_split_omp_clauses):
Handle 'strict' modifier on grainsize/num_tasks.
* openmp.c (gfc_match_omp_clauses): Likewise.
2021-08-20 Tobias Burnus <>
* error.c
(error_uinteger): Take 'long long unsigned' instead
of 'long unsigned' as argumpent.
(error_integer): Take 'long long' instead of 'long'.
(error_hwuint, error_hwint): New.
(error_print): Update to handle 'll' and 'w'
length modifiers.
* simplify.c (substring_has_constant_len): Use '%wd'
in gfc_error.
2021-08-20 Harald Anlauf <>
PR fortran/100950
* simplify.c (substring_has_constant_len): Fix format string of
gfc_error, pass HOST_WIDE_INT bounds values via char buffer.
2021-08-20 Tobias Burnus <>
* dump-parse-tree.c (show_omp_clauses): Handle 'at', 'severity'
and 'message' clauses.
(show_omp_node, show_code_node): Handle EXEC_OMP_ERROR.
* gfortran.h (gfc_statement): Add ST_OMP_ERROR.
(gfc_omp_severity_type, gfc_omp_at_type): New.
(gfc_omp_clauses): Add 'at', 'severity' and 'message' clause;
use more bitfields + ENUM_BITFIELD.
(gfc_exec_op): Add EXEC_OMP_ERROR.
* match.h (gfc_match_omp_error): New.
* openmp.c (enum omp_mask1): Add OMP_CLAUSE_(AT,SEVERITY,MESSAGE).
(gfc_match_omp_clauses): Handle new clauses.
(OMP_ERROR_CLAUSES, gfc_match_omp_error): New.
(resolve_omp_clauses): Resolve new clauses.
(omp_code_to_statement, gfc_resolve_omp_directive): Handle
* parse.c (decode_omp_directive, next_statement,
gfc_ascii_statement): Handle 'omp error'.
* resolve.c (gfc_resolve_blocks): Likewise.
* st.c (gfc_free_statement): Likewise.
* trans-openmp.c (gfc_trans_omp_error): Likewise.
(gfc_trans_omp_directive): Likewise.
* trans.c (trans_code): Likewise.
2021-08-20 Jakub Jelinek <>
2021-08-19 Harald Anlauf <>
PR fortran/100950
* simplify.c (substring_has_constant_len): New.
(gfc_simplify_len): Handle case of substrings with constant
2021-08-18 Tobias Burnus <>
* match.h (gfc_match_omp_nothing): New.
* openmp.c (gfc_match_omp_nothing): New.
* parse.c (decode_omp_directive): Match 'nothing' directive.
2021-08-17 Tobias Burnus <>
* dump-parse-tree.c (show_omp_node, show_code_node): Handle
* gfortran.h (enum gfc_statement): Add ST_OMP_(END_)SCOPE.
(enum gfc_exec_op): Add EXEC_OMP_SCOPE.
* match.h (gfc_match_omp_scope): New.
* openmp.c (OMP_SCOPE_CLAUSES): Define
(gfc_match_omp_scope): New.
(gfc_match_omp_cancellation_point, gfc_match_omp_end_nowait):
Improve error diagnostic.
(omp_code_to_statement): Handle ST_OMP_SCOPE.
(gfc_resolve_omp_directive): Handle EXEC_OMP_SCOPE.
* parse.c (decode_omp_directive, next_statement,
gfc_ascii_statement, parse_omp_structured_block,
parse_executable): Handle OpenMP's scope construct.
* resolve.c (gfc_resolve_blocks): Likewise
* st.c (gfc_free_statement): Likewise
* trans-openmp.c (gfc_trans_omp_scope): New.
(gfc_trans_omp_directive): Call it.
* trans.c (trans_code): handle EXEC_OMP_SCOPE.
2021-08-16 Tobias Burnus <>
* dump-parse-tree.c (show_omp_clauses): Handle 'filter' clause.
(show_omp_node, show_code_node): Handle (combined) omp masked construct.
* frontend-passes.c (gfc_code_walker): Likewise.
* gfortran.h (enum gfc_statement): Add ST_OMP_*_MASKED*.
(enum gfc_exec_op): Add EXEC_OMP_*_MASKED*.
* match.h (gfc_match_omp_masked, gfc_match_omp_masked_taskloop,
gfc_match_omp_masked_taskloop_simd, gfc_match_omp_parallel_masked,
gfc_match_omp_parallel_masked_taskloop_simd): New prototypes.
* openmp.c (enum omp_mask1): Add OMP_CLAUSE_FILTER.
(gfc_match_omp_clauses): Match it.
(OMP_MASKED_CLAUSES, gfc_match_omp_parallel_masked,
gfc_match_omp_masked, gfc_match_omp_masked_taskloop,
gfc_match_omp_masked_taskloop_simd): New.
(resolve_omp_clauses): Resolve filter clause.
(gfc_resolve_omp_parallel_blocks, resolve_omp_do,
omp_code_to_statement, gfc_resolve_omp_directive): Handle
omp masked constructs.
* parse.c (decode_omp_directive, case_exec_markers,
gfc_ascii_statement, parse_omp_do, parse_omp_structured_block,
parse_executable): Likewise.
* resolve.c (gfc_resolve_blocks, gfc_resolve_code): Likewise.
* st.c (gfc_free_statement): Likewise.
* trans-openmp.c (gfc_trans_omp_clauses): Handle filter clause.
(gfc_trans_omp_masked): New.
(gfc_split_omp_clauses): Handle combined masked directives.
(gfc_trans_omp_master_taskloop): Rename to ...
(gfc_trans_omp_master_masked_taskloop): ... this; handle also
combined masked directives.
(gfc_trans_omp_parallel_master): Rename to ...
(gfc_trans_omp_parallel_master_masked): ... this; handle
combined masked directives.
(gfc_trans_omp_directive): Handle EXEC_OMP_*_MASKED*.
* trans.c (trans_code): Likewise.
2021-08-15 Harald Anlauf <>
PR fortran/99351
* match.c (sync_statement): Replace %v code by %e in gfc_match to
allow for function references as STAT and ERRMSG arguments.
* resolve.c (resolve_sync): Adjust checks of STAT= and ERRMSG= to
being definable arguments. Function references with a data
pointer result are accepted.
* trans-stmt.c (gfc_trans_sync): Adjust assertion.
2021-08-12 Tobias Burnus <>
* gfortran.h (gfc_omp_proc_bind_kind): Add OMP_PROC_BIND_PRIMARY.
* dump-parse-tree.c (show_omp_clauses): Add TODO comment to
change 'master' to 'primary' in proc_bind for OpenMP 5.1.
* intrinsic.texi (OMP_LIB): Mention OpenMP 5.1; add
* openmp.c (gfc_match_omp_clauses): Accept
'primary' as alias for 'master'.
* trans-openmp.c (gfc_trans_omp_clauses): Handle
2021-08-11 Sandra Loosemore <>
* iso-c-binding.def (c_float128, c_float128_complex): Check
float128_type_node instead of gfc_float128_type_node.
* trans-types.c (gfc_init_kinds, gfc_build_real_type):
Update comments re supported 128-bit floating-point types.
2021-08-11 Richard Biener <>
* trans-common.c (create_common): Set TREE_THIS_VOLATILE on the
COMPONENT_REF if the field is volatile.
2021-08-07 Harald Anlauf <>
PR fortran/68568
* primary.c (gfc_expr_attr): Variable attribute can only be
inquired when symtree is non-NULL.
2021-07-28 Harald Anlauf <>
PR fortran/101564
* expr.c (gfc_check_vardef_context): Add check for KIND and LEN
parameter inquiries.
* match.c (gfc_match): Fix comment for %v code.
(gfc_match_allocate, gfc_match_deallocate): Replace use of %v code
by %e in gfc_match to allow for function references as STAT and
ERRMSG arguments.
* resolve.c (resolve_allocate_deallocate): Avoid NULL pointer
dereferences and shortcut for bad STAT and ERRMSG argument to
(DE)ALLOCATE. Remove bogus parts of checks for STAT and ERRMSG.
2021-07-26 José Rui Faustino de Sousa <>
Tobias Burnus <>
PR fortran/93308
PR fortran/93963
PR fortran/94327
PR fortran/94331
PR fortran/97046
* trans-decl.c (convert_CFI_desc): Only copy out the descriptor
if necessary.
* trans-expr.c (gfc_conv_gfc_desc_to_cfi_desc): Updated attribute
handling which reflect a previous intermediate version of the
standard. Only copy out the descriptor if necessary.
2021-07-23 Harald Anlauf <>
PR fortran/101536
* check.c (array_check): Adjust check for the case of CLASS
2021-07-21 Thomas Schwinge <>
Joseph Myers <>
Cesar Philippidis <>
* dump-parse-tree.c (show_attr): Update.
* gfortran.h (symbol_attribute): Add 'oacc_routine_nohost' member.
(gfc_omp_clauses): Add 'nohost' member.
* module.c (ab_attribute): Add 'AB_OACC_ROUTINE_NOHOST'.
(attr_bits, mio_symbol_attribute): Update.
* openmp.c (omp_mask2): Add 'OMP_CLAUSE_NOHOST'.
(gfc_match_omp_clauses): Handle 'OMP_CLAUSE_NOHOST'.
(gfc_match_oacc_routine): Update.
* trans-decl.c (add_attributes_to_decl): Update.
* trans-openmp.c (gfc_trans_omp_clauses): Likewise.
2021-07-21 Harald Anlauf <>
PR fortran/101514
* target-memory.c (gfc_interpret_derived): Size of array component
of derived type can only be computed here for explicit shape.
* trans-types.c (gfc_get_nodesc_array_type): Do not dereference
NULL pointers.
2021-07-21 Tobias Burnus <>
* decl.c (gfc_verify_c_interop_param): Update for F2008 + F2018
changes; reject unsupported bits with 'Error: Sorry,'.
* trans-expr.c (gfc_conv_procedure_call): Fix condition to
For using CFI descriptor with characters.
2021-07-18 Harald Anlauf <>
PR fortran/101084
* io.c (resolve_tag_format): Extend FORMAT check to unknown type.
2021-07-14 Harald Anlauf <>
PR fortran/100949
* trans-expr.c (gfc_trans_class_init_assign): Call
gfc_conv_expr_present only for dummy variables.
2021-07-06 Thomas Koenig <>
PR fortran/100227
* frontend-passes.c (traverse_io_block): Adjust test for
when a variable is eligible for the transformation to
array slice.
2021-06-28 Martin Sebor <>
* trans-array.c (trans_array_constructor): Replace direct uses
of TREE_NO_WARNING with warning_suppressed_p, and suppress_warning.
* trans-decl.c (gfc_build_qualified_array): Same.
(gfc_build_dummy_array_decl): Same.
(generate_local_decl): Same.
(gfc_generate_function_code): Same.
* trans-openmp.c (gfc_omp_clause_default_ctor): Same.
(gfc_omp_clause_copy_ctor): Same.
* trans-types.c (get_dtype_type_node): Same.
(gfc_get_desc_dim_type): Same.
(gfc_get_array_descriptor_base): Same.
(gfc_get_caf_vector_type): Same.
(gfc_get_caf_reference_type): Same.
* trans.c (gfc_create_var_np): Same.
2021-06-23 Tobias Burnus <>
* dump-parse-tree.c (show_omp_clauses): Fix enum type used
for dumping gfc_omp_defaultmap_category.
2021-06-23 Andre Vehreschild <>
PR fortran/100337
* trans-intrinsic.c (conv_co_collective): Check stat for null ptr
before dereferrencing.
2021-06-18 Harald Anlauf <>
PR fortran/100283
PR fortran/101123
* trans-intrinsic.c (gfc_conv_intrinsic_minmax): Unconditionally
convert result of min/max to result type.
2021-06-16 Harald Anlauf <>
PR fortran/95501
PR fortran/95502
* expr.c (gfc_check_pointer_assign): Avoid NULL pointer
* match.c (gfc_match_pointer_assignment): Likewise.
* parse.c (gfc_check_do_variable): Avoid comparison with NULL
2021-06-16 Harald Anlauf <>
2021-06-16 Harald Anlauf <>
PR fortran/95501
PR fortran/95502
* expr.c (gfc_check_pointer_assign): Avoid NULL pointer
* match.c (gfc_match_pointer_assignment): Likewise.
* parse.c (gfc_check_do_variable): Avoid comparison with NULL
2021-06-16 Harald Anlauf <>
PR fortran/95501
PR fortran/95502
* expr.c (gfc_check_pointer_assign): Avoid NULL pointer
* match.c (gfc_match_pointer_assignment): Likewise.
* parse.c (gfc_check_do_variable): Avoid comparison with NULL
2021-06-15 Tobias Burnus <>
PR fortran/92568
* dump-parse-tree.c (show_omp_clauses): Update for defaultmap.
* gfortran.h (enum gfc_omp_defaultmap,
enum gfc_omp_defaultmap_category): New.
* openmp.c (gfc_match_omp_clauses): Update defaultmap matching.
* trans-decl.c (gfc_finish_decl_attrs): Set GFC_DECL_SCALAR_TARGET.
* trans-openmp.c (gfc_omp_allocatable_p, gfc_omp_scalar_target_p): New.
(gfc_omp_scalar_p): Take 'ptr_alloc_ok' argument.
(gfc_trans_omp_clauses, gfc_split_omp_clauses): Update for
defaultmap changes.
* trans.h (gfc_omp_scalar_p): Update prototype.
(gfc_omp_allocatable_p, gfc_omp_scalar_target_p): New.
(struct lang_decl): Add scalar_target.
2021-06-14 Tobias Burnus <>
* resolve.c (resolve_variable): Remove *XCNEW used to
nullify nullified memory.
2021-06-09 Martin Liska <>
* intrinsic.texi: Add missing @headitem to tables with a header.
2021-06-09 Jakub Jelinek <>
PR fortran/100965
* trans-openmp.c (gfc_omp_finish_clause): Gimplify OMP_CLAUSE_SIZE.
2021-06-08 Tobias Burnus <>
PR middle-end/99928
* trans-openmp.c (gfc_add_clause_implicitly): New.
(gfc_split_omp_clauses): Use it.
(gfc_free_split_omp_clauses): New.
(gfc_trans_omp_do_simd, gfc_trans_omp_parallel_do,
gfc_trans_omp_parallel_do_simd, gfc_trans_omp_distribute,
gfc_trans_omp_teams, gfc_trans_omp_target, gfc_trans_omp_taskloop,
gfc_trans_omp_master_taskloop, gfc_trans_omp_parallel_master): Use it.
2021-06-08 Martin Liska <>
* intrinsic.texi: Fix typo.
* trans-expr.c (gfc_trans_pointer_assignment): Likewise.
2021-06-05 José Rui Faustino de Sousa <>
PR fortran/100120
PR fortran/100816
PR fortran/100818
PR fortran/100819
PR fortran/100821
* trans-array.c (gfc_get_array_span): rework the way character
array "span" was calculated.
(gfc_conv_expr_descriptor): improve handling of character sections
and unlimited polymorphic objects.
* trans-expr.c (gfc_get_character_len): new function to calculate
character string length.
(gfc_get_character_len_in_bytes): new function to calculate
character string length in bytes.
(gfc_conv_scalar_to_descriptor): add call to set the "span".
(gfc_trans_pointer_assignment): set "_len" and antecipate the
initialization of the deferred character length hidden argument.
* trans-intrinsic.c (gfc_conv_associated): set "force_no_tmp" to
avoid the creation of a temporary.
* trans-types.c (gfc_get_dtype_rank_type): rework type detection
so that unlimited polymorphic objects get proper type infomation,
also important for bind(c).
(gfc_get_dtype): add argument to pass the rank if necessary.
(gfc_get_array_type_bounds): cosmetic change to have character
arrays called character instead of unknown.
* trans-types.h (gfc_get_dtype): modify prototype.
* trans.c (get_array_span): rework the way character array "span"
was calculated.
* trans.h (gfc_get_character_len): new prototype.
(gfc_get_character_len_in_bytes): new prototype.
Add "unlimited_polymorphic" flag to "gfc_se" type to signal when
expression carries an unlimited polymorphic object.
2021-06-04 Harald Anlauf <>
PR fortran/99839
* frontend-passes.c (inline_matmul_assign): Do not inline matmul
if the assignment to the resulting array if it is not of canonical
type (real/integer/complex/logical).
2021-06-04 Tobias Burnus <>
* dump-parse-tree.c (show_code_node): Handle
2021-06-04 Tobias Burnus <>
* scanner.c (skip_fixed_omp_sentinel): Set openacc_flag if
this is not an (OpenMP) continuation line.
(skip_fixed_oacc_sentinel): Likewise for openmp_flag and OpenACC.
(gfc_next_char_literal): gfc_error_now to force error for mixed OMP/ACC
continuation once per location and return '\n'.
2021-06-04 Tobias Burnus <>
PR middle-end/99928
* openmp.c (gfc_match_omp_clauses): Fix typo in error message.
2021-06-04 Tobias Burnus <>
PR middle-end/99928
* dump-parse-tree.c (show_omp_clauses): Handle bind clause.
(show_omp_node): Handle loop directive.
* frontend-passes.c (gfc_code_walker): Likewise.
* gfortran.h (enum gfc_statement): Add
(enum gfc_omp_bind_type): New.
(gfc_omp_clauses): Use it.
(enum gfc_exec_op): Add EXEC_OMP_(TARGET_)(|PARALLEL_|TEAMS_)LOOP.
* match.h (gfc_match_omp_loop, gfc_match_omp_parallel_loop,
gfc_match_omp_target_parallel_loop, gfc_match_omp_target_teams_loop,
gfc_match_omp_teams_loop): New.
* openmp.c (enum omp_mask1): Add OMP_CLAUSE_BIND.
(gfc_match_omp_clauses): Handle it.
(OMP_LOOP_CLAUSES, gfc_match_omp_loop, gfc_match_omp_teams_loop,
gfc_match_omp_target_teams_loop, gfc_match_omp_parallel_loop,
gfc_match_omp_target_parallel_loop): New.
(resolve_omp_clauses, resolve_omp_do, omp_code_to_statement,
gfc_resolve_omp_directive): Handle omp loop.
* parse.c (decode_omp_directive case_exec_markers, gfc_ascii_statement,
parse_omp_do, parse_executable): Likewise.
(parse_omp_structured_block): Remove ST_ which use parse_omp_do.
* resolve.c (gfc_resolve_blocks): Add omp loop.
* st.c (gfc_free_statement): Likewise.
* trans-openmp.c (gfc_trans_omp_clauses): Handle bind clause.
(gfc_trans_omp_do, gfc_trans_omp_parallel_do, gfc_trans_omp_distribute,
gfc_trans_omp_teams, gfc_trans_omp_target, gfc_trans_omp_directive):
Handle loop directive.
(gfc_split_omp_clauses): Likewise; fix firstprivate/lastprivate
and (in_)reduction for taskloop.
* trans.c (trans_code): Handle omp loop directive.
2021-06-01 Tobias Burnus <>
PR middle-end/99928
* dump-parse-tree.c (show_omp_node, show_code_node): Handle
(parallel) master taskloop (simd).
* frontend-passes.c (gfc_code_walker): Set in_omp_workshare
to false for parallel master taskloop (simd).
* gfortran.h (enum gfc_statement):
* match.h (gfc_match_omp_master_taskloop,
gfc_match_omp_parallel_master_taskloop_simd): New prototype.
* openmp.c (gfc_match_omp_parallel_master_taskloop,
gfc_match_omp_master_taskloop_simd): New.
(gfc_match_omp_taskloop_simd): Permit 'reduction' clause.
(resolve_omp_clauses): Handle new combined directives; remove
inscan-reduction check to reduce multiple errors; add
task-reduction error for 'taskloop simd'.
resolve_omp_do, omp_code_to_statement,
gfc_resolve_omp_directive): Handle new combined constructs.
* parse.c (decode_omp_directive, next_statement,
gfc_ascii_statement, parse_omp_do, parse_omp_structured_block,
parse_executable): Likewise.
* resolve.c (gfc_resolve_blocks, gfc_resolve_code): Likewise.
* st.c (gfc_free_statement): Likewise.
* trans.c (trans_code): Likewise.
* trans-openmp.c (gfc_split_omp_clauses,
gfc_trans_omp_directive): Likewise.
(gfc_trans_omp_parallel_master): Move after gfc_trans_omp_master_taskloop;
handle parallel master taskloop (simd) as well.
(gfc_trans_omp_taskloop): Take gfc_exec_op as arg.
(gfc_trans_omp_master_taskloop): New.
2021-05-30 Gerald Pfeifer <>
* gfortran.texi (BOZ literal constants): Fix typo.
2021-05-28 Tobias Burnus <>
* dump-parse-tree.c (show_iterator): New.
(show_omp_namelist): Handle iterators.
(show_omp_clauses): Handle affinity.
* gfortran.h (gfc_free_omp_namelist): New union with 'udr' and new 'ns'.
* match.c (gfc_free_omp_namelist): Add are to choose union element.
* openmp.c (gfc_free_omp_clauses, gfc_match_omp_detach,
gfc_match_omp_clause_reduction, gfc_match_omp_flush): Update
call to gfc_free_omp_namelist.
(gfc_match_omp_variable_list): Likewise; permit preceeding whitespace.
(enum omp_mask1): Add OMP_CLAUSE_AFFINITY.
(gfc_match_iterator): New.
(gfc_match_omp_clauses): Use it; update call to gfc_free_omp_namelist.
(gfc_match_omp_taskwait): Match depend clause.
(resolve_omp_clauses): Handle affinity; update for udr/union change.
(gfc_resolve_omp_directive): Resolve clauses of taskwait.
* st.c (gfc_free_statement): Update gfc_free_omp_namelist call.
* trans-openmp.c (gfc_trans_omp_array_reduction_or_udr): Likewise
(handle_iterator): New.
(gfc_trans_omp_clauses): Handle iterators for depend/affinity clause.
(gfc_trans_omp_taskwait): Handle depend clause.
(gfc_trans_omp_directive): Update call.
2021-05-27 Harald Anlauf <>
PR fortran/100602
* trans-intrinsic.c (gfc_conv_intrinsic_size): Use CLASS data
attributes for CLASS arrays for generation of runtime error.
2021-05-27 Harald Anlauf <>
PR fortran/100656
* trans-array.c (gfc_conv_ss_startstride): Do not call check for
presence of a dummy argument when a symbol actually refers to a
2021-05-25 Tobias Burnus <>
Johannes Nendwich <>
RANDOM_NUMBER): Fix typos and copy'n'paste errors.
2021-05-24 Tobias Burnus <>
PR fortran/86470
* trans-expr.c (gfc_copy_class_to_class): Add unshare_expr.
* trans-openmp.c (gfc_is_polymorphic_nonptr,
gfc_is_unlimited_polymorphic_nonptr): New.
(gfc_omp_clause_copy_ctor, gfc_omp_clause_dtor): Handle
polymorphic scalars.
2021-05-23 Harald Anlauf <>
PR fortran/100551
* trans-expr.c (gfc_conv_procedure_call): Adjust check for
implicit conversion of actual argument to an unlimited polymorphic
procedure argument.
2021-05-23 Tobias Burnus <>
* intrinsic.texi (ATOMIC_ADD, ATOMIC_FETCH_ADD): Use the
proper variable name in the description.
2021-05-22 Andre Vehreschild <>
Steve Kargl <>
PR fortran/98301
* trans-decl.c (gfc_build_builtin_function_decls): Move decl.
* trans-intrinsic.c (conv_intrinsic_random_init): Use bool for
lib-call of caf_random_init instead of logical (4-byte).
* trans.h: Add tree var for random_init.
2021-05-20 Marcel Vollweiler <>
* openmp.c (gfc_match_omp_clauses): Support map-type-modifier 'close'.
2021-05-18 Tobias Burnus <>
PR fortran/100642
* openmp.c (omp_code_to_statement): Add missing EXEC_OMP_DEPOBJ.
2021-05-17 Harald Anlauf <>
PR fortran/98411
* trans-decl.c (gfc_finish_var_decl): Add check for explicit SAVE
2021-05-17 Tobias Burnus <>
PR fortran/100633
* resolve.c (gfc_resolve_code): Reject nonintrinsic assignments in
2021-05-14 Tobias Burnus <>
* dump-parse-tree.c (show_omp_node, show_code_node): Handle
* frontend-passes.c (gfc_code_walker): Likewise.
* gfortran.h (enum gfc_statement): Add ST_OMP_PARALLEL_MASTER and
(enum gfc_exec_op): Add EXEC_OMP_PARALLEL_MASTER..
* match.h (gfc_match_omp_parallel_master): Handle it.
* openmp.c (gfc_match_omp_parallel_master, resolve_omp_clauses,
omp_code_to_statement, gfc_resolve_omp_directive): Likewise.
* parse.c (decode_omp_directive, case_exec_markers,
gfc_ascii_statement, parse_omp_structured_block,
parse_executable): Likewise.
* resolve.c (gfc_resolve_blocks, gfc_resolve_code): Likewise.
* st.c (gfc_free_statement): Likewise.
* trans-openmp.c (gfc_trans_omp_parallel_master,
gfc_trans_omp_workshare, gfc_trans_omp_directive): Likewise.
* trans.c (trans_code): Likewise.
2021-05-14 Tobias Burnus <>
* resolve.c (resolve_symbol): Handle implicit SAVE of main-program
for vars in 'omp threadprivate' and 'omp declare target'.
2021-05-10 Martin Liska <>
* decl.c (variable_decl): Use startswith
function instead of strncmp.
(gfc_match_end): Likewise.
* gfortran.h (gfc_str_startswith): Likewise.
* module.c (load_omp_udrs): Likewise.
(read_module): Likewise.
* options.c (gfc_handle_runtime_check_option): Likewise.
* primary.c (match_arg_list_function): Likewise.
* trans-decl.c (gfc_get_symbol_decl): Likewise.
* trans-expr.c (gfc_conv_procedure_call): Likewise.
* trans-intrinsic.c (gfc_conv_ieee_arithmetic_function): Likewise.
2021-05-06 Paul Thomas <>
PR fortran/46991
PR fortran/99819
* class.c (gfc_build_class_symbol): Remove the error that
disables assumed size class arrays. Class array types that are
not deferred shape or assumed rank are given a unique name and
placed in the procedure namespace.
* trans-array.c (gfc_trans_g77_array): Obtain the data pointer
for class arrays.
(gfc_trans_dummy_array_bias): Suppress the runtime error for
extent violations in explicit shape class arrays because it
always fails.
* trans-expr.c (gfc_conv_procedure_call): Handle assumed size
class actual arguments passed to non-descriptor formal args by
using the data pointer, stored as the symbol's backend decl.
2021-05-05 Harald Anlauf <>
PR fortran/100274
* interface.c (gfc_compare_actual_formal): Continue checks after
emitting warning for argument length mismatch.
* trans-expr.c (gfc_conv_procedure_call): Check for NULL pointer
2021-05-04 Tobias Burnus <>
PR testsuite/100397
* trans-openmp.c (gfc_trans_omp_depobj): Fix pasto in enum values.
2021-04-28 Tobias Burnus <>
* openmp.c (gfc_match_omp_variable_list): Gobble whitespace before
checking whether a '%' or parenthesis-open follows as next character.
2021-04-28 José Rui Faustino de Sousa <>
PR fortran/82376
* trans-expr.c (gfc_conv_procedure_call): Evaluate function result
and then pass a pointer.
2021-04-26 Thomas Schwinge <>
Nathan Sidwell <>
Tom de Vries <>
Julian Brown <>
Kwok Cheung Yeung <>
* lang.opt (Wopenacc-parallelism): New.
2021-04-24 Harald Anlauf <>
PR fortran/100154
* check.c (variable_check): Allow function reference having a data
pointer result.
(arg_strlen_is_zero): New function.
(gfc_check_fgetputc_sub): Add static check of character and status
(gfc_check_fgetput_sub): Likewise.
* intrinsic.c (add_subroutines): Fix argument name for the
character argument to intrinsic subroutines fget[c], fput[c].
2021-04-24 Harald Anlauf <>
PR fortran/100218
* expr.c (gfc_check_vardef_context): Extend check to allow pointer
from a function reference.
2021-04-22 Martin Liska <>
PR testsuite/100159
PR testsuite/100192
* frontend-passes.c (optimize_expr): Fix typos and missing comments.
2021-04-22 Michael Meissner <>
PR fortran/96983
* trans-intrinsic.c (build_round_expr): If int type is larger than
long long, do the round and convert to the integer type. Do not
try to find a floating point type the exact size of the integer
2021-04-21 Tobias Burnus <>
* dump-parse-tree.c (show_omp_namelist): Handle depobj + mutexinoutset
in the depend clause.
(show_omp_clauses, show_omp_node, show_code_node): Handle depobj.
* gfortran.h (enum gfc_statement): Add ST_OMP_DEPOBJ.
(enum gfc_omp_depend_op): Add OMP_DEPEND_UNSET,
(gfc_omp_clauses): Add destroy, depobj_update and depobj.
(enum gfc_exec_op): Add EXEC_OMP_DEPOBJ
* match.h (gfc_match_omp_depobj): Match 'omp depobj'.
* openmp.c (gfc_match_omp_clauses): Add depobj + mutexinoutset
to depend clause.
(gfc_match_omp_depobj, resolve_omp_clauses, gfc_resolve_omp_directive):
Handle 'omp depobj'.
* parse.c (decode_omp_directive, next_statement, gfc_ascii_statement):
* resolve.c (gfc_resolve_code): Likewise.
* st.c (gfc_free_statement): Likewise.
* trans-openmp.c (gfc_trans_omp_clauses): Handle depobj + mutexinoutset
in the depend clause.
(gfc_trans_omp_depobj, gfc_trans_omp_directive): Handle EXEC_OMP_DEPOBJ.
* trans.c (trans_code): Likewise.
2021-04-20 Paul Thomas <>
PR fortran/100110
* trans-decl.c (gfc_get_symbol_decl): Replace test for host
association with a check that the current and symbol namespaces
are the same.
2021-04-19 Thomas Schwinge <>
* lang.opt (fopenacc-kernels=): Remove.
2021-04-16 José Rui Faustino de Sousa <>
PR fortran/100094
* trans-array.c (gfc_trans_deferred_array): Add code to initialize
pointers and allocatables with correct TKR parameters.
2021-04-16 José Rui Faustino de Sousa <>
PR fortran/100018
* resolve.c: Add association check before de-referencing pointer.
2021-04-16 Harald Anlauf <>
Paul Thomas <>
PR fortran/63797
* module.c (write_symtree): Do not write interface of intrinsic
procedure to module file for F2003 and newer.
2021-04-15 Paul Thomas <>
PR fortran/99307
* symbol.c: Remove trailing white space.
* trans-array.c (gfc_trans_create_temp_array): Create a class
temporary for class expressions and assign the new descriptor
to the data field.
(build_class_array_ref): If the class expr can be extracted,
then use that for 'decl'. Class function results are reliably
handled this way. Call gfc_find_and_cut_at_last_class_ref to
eliminate largely redundant code. Remove dead code and recast
the rest of the code to extract 'decl' for remaining cases.
Call gfc_build_spanned_array_ref.
(gfc_alloc_allocatable_for_assignment): Use class descriptor
element length for 'elemsize1'. Eliminate repeat set of dtype
for class expressions.
* trans-expr.c (gfc_find_and_cut_at_last_class_ref): Include
additional code from build_class_array_ref, and use optional
gfc_typespec pointer argument.
(gfc_trans_scalar_assign): Make use of pre and post blocks for
all class expressions.
* trans.c (get_array_span): For unlimited polymorphic exprs
multiply the span by the value of the _len field.
(gfc_build_spanned_array_ref): New function.
(gfc_build_array_ref): Call gfc_build_spanned_array_ref and
eliminate repeated code.
* trans.h: Add arg to gfc_find_and_cut_at_last_class_ref and
add prototype for gfc_build_spanned_array_ref.
2021-04-14 Martin Liska <>
* intrinsic.texi: The table has first column empty and it makes
trouble when processing makeinfo --xml output.
2021-04-09 Tobias Burnus <>
PR fortran/99817
* trans-types.c (gfc_get_function_type): Also generate hidden
coarray argument for character arguments.
2021-04-03 Paul Thomas <>
PR fortran/99818
* interface.c (compare_parameter): The codimension attribute is
applied to the _data field of class formal arguments.
2021-04-01 Harald Anlauf <>
PR fortran/99840
* simplify.c (gfc_simplify_transpose): Properly initialize
resulting shape.
2021-03-28 Paul Thomas <>
PR fortran/99602
* trans-expr.c (gfc_conv_procedure_call): Use the _data attrs
for class expressions and detect proc pointer evaluations by
the non-null actual argument list.
2021-03-27 Steve Kargl <>
* misc.c (gfc_typename): Fix off-by-one in buffer sizes.
2021-03-26 Tobias Burnus <>
PR fortran/99651
* intrinsic.c (gfc_intrinsic_func_interface): Set
2021-03-24 Tobias Burnus <>
PR fortran/99369
* resolve.c (resolve_operator): Make 'msg' buffer larger
and use snprintf.
2021-03-23 Tobias Burnus <>
PR fortran/93660
* trans-decl.c (build_function_decl): Add comment;
increment hidden_typelist for caf_token/caf_offset.
* trans-types.c (gfc_get_function_type): Add comment;
add missing caf_token/caf_offset args.
2021-03-22 Tobias Burnus <>
PR fortran/99688
* match.c (select_type_set_tmp, gfc_match_select_type,
gfc_match_select_rank): Fix 'name' buffersize to avoid out of bounds.
* resolve.c (resolve_select_type): Likewise.
2021-03-19 Thomas Koenig <>
* frontend-passes.c (inline_limit_check): Add rank_a
argument. If a is rank 1, set the second dimension to 1.
(inline_matmul_assign): Pass rank_a argument to inline_limit_check.
(call_external_blas): Likewise.
2021-03-15 Thomas Koenig <>
PR fortran/99345
* frontend-passes.c (doloop_contained_procedure_code):
Properly handle EXEC_IOLENGTH.
2021-03-15 Paul Thomas <>
PR fortran/99545
* trans-stmt.c (gfc_trans_allocate): Mark the initialization
assignment by setting init_flag.
2021-03-14 Harald Anlauf <>
Paul Thomas <>
* trans-expr.c (gfc_conv_procedure_call): Fix runtime checks for
CLASS arguments.
* trans-intrinsic.c (gfc_conv_intrinsic_size): Likewise.
2021-03-13 Paul Thomas <>
PR fortran/99125
* trans-array.c (gfc_conv_expr_descriptor): For deferred length
length components use the ss_info string length instead of
gfc_get_expr_charlen. Make sure that the deferred string length
is a variable before assigning to it. Otherwise use the expr.
* trans-expr.c (gfc_conv_string_length): Make sure that the
deferred string length is a variable before assigning to it.
2021-03-12 Tobias Burnus <>
PR fortran/99514
* resolve.c (resolve_symbol): Accept vars which are in DATA
and hence (either) implicit SAVE (or in common).
2021-03-10 Harald Anlauf <>
PR fortran/99205
* data.c (gfc_assign_data_value): Reject non-constant character
length for lvalue.
* trans-array.c (gfc_conv_array_initializer): Restrict loop to
elements which are defined to avoid NULL pointer dereference.
2021-03-10 Tobias Burnus <>
* intrinsic.texi (MIN): Correct 'maximum' to 'minimum'.
2021-03-10 Eric Botcazou <>
PR fortran/96983
* trans-intrinsic.c (build_round_expr): Do not implicitly assume
that __float128 is the 128-bit floating-point type.
2021-03-08 Harald Anlauf <>
PR fortran/49278
* data.c (gfc_assign_data_value): Reject variable with PARAMETER
attribute in DATA statement.
2021-03-05 Tobias Burnus <>
PR fortran/99355
PR fortran/57871
* invoke.texi (-freal{4,8}-real-*): Extend description.
* primary.c (match_real_constant): Also promote real literals
with '_kind' number.
2021-03-04 Tobias Burnus <>
PR fortran/99355
* decl.c (gfc_match_old_kind_spec, gfc_match_kind_spec): Avoid
redoing kind conversions.
* primary.c (match_real_constant): Likewise.
2021-02-28 Jakub Jelinek <>
PR fortran/99303
* openmp.c (gfc_omp_requires_add_clause): Fix up diagnostic message
(resolve_omp_clauses): Likewise.
2021-02-28 Jakub Jelinek <>
PR fortran/99300
* frontend-passes.c (doloop_code): Replace double space in diagnostics
with a single space.
2021-02-24 Paul Thomas <>
PR fortran/98342
* trans-expr.c (gfc_conv_derived_to_class): Add optional arg.
'derived_array' to hold the fixed, parmse expr in the case of
assumed rank formal arguments. Deal with optional arguments.
(gfc_conv_procedure_call): Null 'derived' array for each actual
argument. Add its address to the call to gfc_conv_derived_to_
class. Access the 'data' field of scalar descriptors before
deallocating allocatable components. Also strip NOPs before the
calls to gfc_deallocate_alloc_comp. Use 'derived' array as the
input to gfc_deallocate_alloc_comp if it is available.
* trans.h : Include the optional argument 'derived_array' to
the prototype of gfc_conv_derived_to_class. The default value
2021-02-23 Paul Thomas <>
PR fortran/99124
* resolve.c (resolve_fl_procedure): Include class results in
the test for F2018, C15100.
* trans-array.c (get_class_info_from_ss): Do not use the saved
descriptor to obtain the class expression for variables. Use
gfc_get_class_from_expr instead.
2021-02-23 Harald Anlauf <>
PR fortran/99206
* simplify.c (gfc_simplify_reshape): Set string length for
character arguments.
2021-02-22 Tobias Burnus <>
PR fortran/99171
* trans-openmp.c (gfc_omp_is_optional_argument): Regard optional
dummy procs as nonoptional as no special treatment is needed.
2021-02-21 Harald Anlauf <>
* trans-expr.c (gfc_conv_procedure_call): Do not add clobber to
allocatable intent(out) argument.
2021-02-19 Jerry DeLisle <>
PR fortran/98686
* match.c (gfc_match_namelist): If BT_UNKNOWN, check for
IMPLICIT NONE and and issue an error, otherwise set the type
to its IMPLICIT type so that any subsequent use of objects will
will confirm their types.
2021-02-19 Harald Anlauf <>
* symbol.c (gfc_add_flavor): Reverse order of conditions.
2021-02-19 Tobias Burnus <>
PR fortran/99010
* dependency.c (gfc_dep_resolver): Fix coarray handling.
2021-02-19 Tobias Burnus <>
PR fortran/99146
* interface.c:
2021-02-19 Tobias Burnus <>
PR fortran/99027
* simplify.c (simplify_bound_dim): Honor DIMEN_ELEMENT
when using dim=.
2021-02-17 Julian Brown <>
* openmp.c (resolve_omp_clauses): Disallow selecting components
of arrays of derived type.
2021-02-17 Julian Brown <>
* trans-openmp.c (gfc_trans_omp_clauses): Handle element selection
for arrays of derived types.
2021-02-16 Tobias Burnus <>
* expr.c (gfc_is_simplify_contiguous): Handle REF_INQUIRY, i.e.
%im and %re which are EXPR_VARIABLE.
* openmp.c (resolve_omp_clauses): Diagnose %re/%im explicitly.
2021-02-16 Tobias Burnus <>
PR fortran/99111
* io.c (resolve_tag_format): Reject BT_DERIVED/CLASS/VOID
as (array-valued) FORMAT tag.
2021-02-12 Tobias Burnus <>
PR fortran/99043
* trans-expr.c (gfc_conv_procedure_call): Don't reset
rank of assumed-rank array.
2021-02-11 Paul Thomas <>
PR fortran/98897
* match.c (gfc_match_call): Include associate names as possible
entities with typebound subroutines. The target needs to be
resolved for the type.
2021-02-11 Paul Thomas <>
PR fortran/99060
* primary.c (gfc_match_varspec): Test for non-null 'previous'
before using its name in the error message.
2021-02-11 Tobias Burnus <>
* intrinsic.texi (FINDLOC): Add 'MASK' to argument table.
array' as scalars are also permitted.
2021-02-10 Julian Brown <>
PR fortran/98979
* openmp.c (resolve_omp_clauses): Omit OpenACC update in
contiguity check and stride-specified error.
2021-02-04 Julian Brown <>
* openmp.c (resolve_omp_clauses): Omit OpenACC update in
contiguity check and stride-specified error.
2021-02-04 Julian Brown <>
* trans-openmp.c (gfc_trans_omp_clauses): Use class_pointer attribute
2021-02-04 Julian Brown <>
* trans-openmp.c (gfc_trans_omp_clauses): Fix dereferencing for
BT_DERIVED members.
2021-02-04 Tobias Burnus <>
* openmp.c (resolve_omp_clauses): Explicitly diagnose
substrings as not permitted.
2021-02-03 Jeff Law <>
* intrinsic.texi (ANINT): Fix typo.
2021-02-03 Tobias Burnus <>
PR fortran/98913
* dependency.c (gfc_dep_resolver): Treat local access
to coarrays like any array access in dependency analysis.
2021-01-28 Harald Anlauf <>
PR fortran/86470
* trans.c (gfc_call_malloc): Allocate area of size 1 if passed
size is NULL (as documented).
2021-01-27 Paul Thomas <>
PR fortran/93924
PR fortran/93925
* trans-expr.c (gfc_conv_procedure_call): Suppress the call to
gfc_conv_intrinsic_to_class for unlimited polymorphic procedure
(gfc_trans_assignment_1): Similarly suppress class assignment
for class valued procedure pointers.
2021-01-27 Paul Thomas <>
PR fortran/98472
* trans-array.c (gfc_conv_expr_descriptor): Include elemental
procedure pointers in the assert under the comment 'elemental
function' and eliminate the second, spurious assert.
2021-01-25 Harald Anlauf <>
PR fortran/70070
* data.c (create_character_initializer): Check substring indices
against bounds.
(gfc_assign_data_value): Catch error returned from
2021-01-25 Tobias Burnus <>
* intrinsic.texi (CO_BROADCAST, CO_MIN, CO_REDUCE, CO_SUM): Fix typos.
2021-01-25 Steve Kargl <>
PR fortran/98517
* resolve.c (resolve_charlen): Check that length expression is
present before testing for scalar/integer..
2021-01-22 Paul Thomas <>
PR fortran/98565
* trans-intrinsic.c (gfc_conv_associated): Do not add a _data
component for scalar class function targets. Instead, fix the
function result and access the _data from that.
2021-01-21 Jorge D'Elia <>
* intrinsic.texi (CO_MAX): Fix typo.
2021-01-21 Paul Thomas <>
PR fortran/96320
* decl.c (gfc_match_modproc): It is not an error to find a
module procedure declaration within a contains block.
* expr.c (gfc_check_vardef_context): Pure procedure result is
assignable. Change 'own_scope' accordingly.
* resolve.c (resolve_typebound_procedure): A procedure that
has the module procedure attribute is almost certainly a
module procedure, whatever its interface.
2021-01-19 Tobias Burnus <>
PR fortran/98476
* openmp.c (resolve_omp_clauses): Change use_device_ptr
to use_device_addr for unless type(c_ptr); check all
list item for is_device_ptr.
2021-01-16 Kwok Cheung Yeung <>
* dump-parse-tree.c (show_omp_clauses): Handle detach clause.
* frontend-passes.c (gfc_code_walker): Walk detach expression.
* gfortran.h (struct gfc_omp_clauses): Add detach field.
(gfc_c_intptr_kind): New.
* openmp.c (gfc_free_omp_clauses): Free detach clause.
(gfc_match_omp_detach): New.
(enum omp_mask1): Add OMP_CLAUSE_DETACH.
(enum omp_mask2): Remove OMP_CLAUSE_DETACH.
(gfc_match_omp_clauses): Handle OMP_CLAUSE_DETACH for OpenMP.
(resolve_omp_clauses): Prevent use of detach with mergeable and
overriding the data sharing mode of the event handle.
* trans-openmp.c (gfc_trans_omp_clauses): Handle detach clause.
* trans-types.c (gfc_c_intptr_kind): New.
(gfc_init_kinds): Initialize gfc_c_intptr_kind.
* types.def
...this. Add extra argument.
2021-01-14 Harald Anlauf <>
* gfortran.h (gfc_resolve_substring): Add prototype.
* primary.c (match_string_constant): Simplify substrings with
constant starting and ending points.
* resolve.c: Rename resolve_substring to gfc_resolve_substring.
(gfc_resolve_ref): Use renamed function gfc_resolve_substring.
2021-01-14 Harald Anlauf <>
PR fortran/98661
* resolve.c (resolve_component): Derived type components with
ALLOCATABLE or POINTER attribute shall have a deferred shape.
2021-01-14 Harald Anlauf <>
2021-01-14 Harald Anlauf <>
PR fortran/98661
* resolve.c (resolve_component): Derived type components with
ALLOCATABLE or POINTER attribute shall have a deferred shape.
2021-01-14 Harald Anlauf <>
PR fortran/98661
* resolve.c (resolve_component): Derived type components with
ALLOCATABLE or POINTER attribute shall have a deferred shape.
2021-01-08 Paul Thomas <>
PR fortran/93794
* trans-expr.c (gfc_conv_component_ref): Remove the condition
that deferred character length components only be allocatable.
2021-01-08 Paul Thomas <>
PR fortran/98458
* simplify.c (is_constant_array_expr): If an array constructor
expression has elements other than constants or structures, try
fixing the expression with gfc_reduce_init_expr. Also, if shape
is NULL, obtain the array size and set it.
2021-01-07 Paul Thomas <>
PR fortran/93701
* resolve.c (find_array_spec): Put static prototype for
resolve_assoc_var before this function and call for associate
2021-01-06 Harald Anlauf <>
* resolve.c (resolve_component): Add check for valid CLASS
reference before trying to access CLASS data.
2021-01-04 Martin Liska <>
* ChangeLog-2018: Remove duplicate ChangeLog entries.
2021-01-01 Harald Anlauf <>
* class.c (gfc_find_vtab): Add check on attribute is_class.
2021-01-01 Jakub Jelinek <>
* gfortranspec.c (lang_specific_driver): Update copyright notice
* gfc-internals.texi: Bump @copying's copyright year.
* gfortran.texi: Ditto.
* intrinsic.texi: Ditto.
* invoke.texi: Ditto.
2021-01-01 Jakub Jelinek <>
* ChangeLog-2020: Rotate ChangeLog. New file.
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