| # Copyright 2021 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| # This test creates some invalid DWARF, compiles this into an |
| # executable, then tries to load the executable using the 'file' |
| # command. We expect to see an error from the DWARF parser. |
| |
| load_lib dwarf.exp |
| |
| # This test can only be run on targets which support DWARF-2 and use |
| # gas. |
| if {![dwarf2_support]} { |
| return 0 |
| } |
| |
| standard_testfile .c -dw.S |
| |
| set asm_file [standard_output_file $srcfile2] |
| Dwarf::assemble $asm_file { |
| cu {} { |
| # We should have either one of DW_TAG_compile_unit, |
| # DW_TAG_partial_unit, or DW_TAG_type_unit here. |
| subprogram { |
| {external 1 flag} |
| {MACRO_AT_func {main}} |
| } |
| } |
| } |
| |
| # Don't use prepare_for_testing here as we want to manually run the |
| # file command (so we can check its output). |
| if {[build_executable "failed to build executable" $testfile \ |
| [list $srcfile $asm_file] {nodebug quiet}]} { |
| return -1 |
| } |
| |
| # Restart with no executable. |
| clean_restart |
| |
| # This pattern is hit when GDB does not use -readnow (i.e. the default |
| # behaviour). |
| set pattern1 \ |
| [multi_line \ |
| "Reading symbols from \[^\r\n\]+" \ |
| "Dwarf Error: unexpected tag 'DW_TAG_subprogram' at offset $hex \\\[\[^\r\n\]+\\\]" \ |
| "\\(No debugging symbols \[^\r\n\]+\\)"] |
| |
| # This pattern is hit when GDB does use -readnow (e.g. running with |
| # --target_board=readnow). |
| set pattern2 \ |
| [multi_line \ |
| "Reading symbols from \[^\r\n\]+" \ |
| "Expanding full symbols from \[^\r\n\]+" \ |
| "Dwarf Error: unexpected tag 'DW_TAG_subprogram' at offset $hex \\\[\[^\r\n\]+\\\]"] |
| |
| # Load the executable, we expect an error from the DWARF parser. |
| gdb_test_multiple "file $binfile" "file $testfile" { |
| -wrap -re $pattern1 { |
| pass $gdb_test_name |
| } |
| -re -wrap "$pattern2" { |
| pass $gdb_test_name |
| } |
| } |