gdb/testsuite/gdb.rust/generics.exp

# Copyright (C) 2016-2025 Free Software Foundation, Inc.

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# it under the terms of the GNU General Public License as published by
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# Test expressions involving generics.

load_lib rust-support.exp
require allow_rust_tests
require {can_compile rust}

standard_testfile .rs
if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug rust}]} {
    return -1
}

set line [gdb_get_line_number "set breakpoint here"]
if {![runto ${srcfile}:$line]} {
    untested "could not run to breakpoint"
    return -1
}

gdb_test "print identity::<u32>(23u32)" " = 23"
gdb_test "ptype identity::<u32>(23u32)" " = u32"
gdb_test "print identity::<f64>(23)" " = 23"
gdb_test "ptype identity::<f64>(23)" " = f64"

gdb_test "print e" " = generics::Hold<i32> \\(7\\)"
gdb_test "print generics::Hold::<i32> (7)" " = generics::Hold<i32> \\(7\\)"
gdb_test "print Hold::<i32> (7)" " = generics::Hold<i32> \\(7\\)"
gdb_test "print identity::< Hold<i32> >(e)" " = generics::Hold<i32> \\(7\\)"
gdb_test "print identity::<generics::Hold<i32> >(e)" \
    " = generics::Hold<i32> \\(7\\)"
gdb_test "print identity::<Hold<i32>>(e)" " = generics::Hold<i32> \\(7\\)"