binutils-gdb/gdb/testsuite/gdb.dwarf2/main-subprogram.exp
Tom de Vries 9476b583cb [gdb/testsuite] Use $srcfile in DW_AT_name for CU
In dwarf assembly test-case ada-linkage-name.exp, we have:
...
standard_testfile .c -debug.S
  ...
  cu {} {
    DW_TAG_compile_unit {
      {DW_AT_name     ada-linkage-name.c}
...
Use $srcfile instead of ada-linkage-name.c.

In dwarf assembly test-case atomic-type.exp, we have:
...
standard_testfile .c -dw.S
  ...
  cu {} {
    DW_TAG_compile_unit {
      {DW_AT_name     atomic-type-dw.c}
...
The dwarf generated into atomic-type-dw.S is meant to represent the code in
atomic-type.c, not atomic-type-dw.c, so use $srcfile instead of
atomic-type-dw.c.

Fix these and similar.

Tested on x86_64-linux.

gdb/testsuite/ChangeLog:

2020-10-23  Tom de Vries  <tdevries@suse.de>

	* gdb.dwarf2/ada-linkage-name.exp: Use $srcfile for DW_AT_name of CU.
	* gdb.dwarf2/atomic-type.exp: Same.
	* gdb.dwarf2/bad-regnum.exp: Same.
	* gdb.dwarf2/cpp-linkage-name.exp: Same.
	* gdb.dwarf2/dw2-align.exp: Same.
	* gdb.dwarf2/dw2-bad-elf.exp: Same.
	* gdb.dwarf2/dw2-bad-mips-linkage-name.exp: Same.
	* gdb.dwarf2/dw2-bad-unresolved.exp: Same.
	* gdb.dwarf2/dw2-namespaceless-anonymous.exp: Same.
	* gdb.dwarf2/dw2-opt-structptr.exp: Same.
	* gdb.dwarf2/dw2-unusual-field-names.exp: Same.
	* gdb.dwarf2/enum-type.exp: Same.
	* gdb.dwarf2/frame-inlined-in-outer-frame.exp: Same.
	* gdb.dwarf2/info-locals-optimized-out.exp: Same.
	* gdb.dwarf2/main-subprogram.exp: Same.
	* gdb.dwarf2/missing-type-name.exp: Same.
	* gdb.dwarf2/nonvar-access.exp: Same.
	* gdb.dwarf2/typedef-void-finish.exp: Same.
	* gdb.dwarf2/var-access.exp: Same.
	* gdb.dwarf2/void-type.exp: Same.
2020-10-23 14:55:04 +02:00

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# Copyright 2016-2020 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/>.
load_lib dwarf.exp
# This test can only be run on targets which support DWARF-4 and use gas.
if {![dwarf2_support]} {
return 0
}
standard_testfile .c -dw.S
# Make some DWARF for the test.
set asm_file [standard_output_file $srcfile2]
Dwarf::assemble $asm_file {
global srcfile
cu {} {
DW_TAG_compile_unit {
{DW_AT_language @DW_LANG_C}
{DW_AT_name $srcfile}
{DW_AT_comp_dir /tmp}
} {
declare_labels type
type: DW_TAG_base_type {
{DW_AT_byte_size 4 DW_FORM_sdata}
{DW_AT_encoding @DW_ATE_signed}
{DW_AT_name int}
}
DW_TAG_subprogram {
{MACRO_AT_func {mymain}}
{type :$type}
{DW_AT_main_subprogram 1 flag}
} {
}
}
}
}
if {[prepare_for_testing "failed to prepare" ${testfile} \
[list $srcfile $asm_file] {nodebug}]} {
return -1
}
# Test that the "start" command stops in the "mymain" function.
# This should happen because we used DW_AT_main_subprogram to tell gdb
# that this was the real "main".
if {[gdb_start_cmd] < 0} {
untested "could not start ${testfile}"
return -1
}
gdb_test "" "Temporary breakpoint .* mymain.*" "stopped at mymain"