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re PR debug/20253 (Macro debug info broken due to lexer change)

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2005-03-03  Daniel Berlin <dberlin@dbrelin.org>

	Fix PR debug/20253

	* c-opts.c (c_common_parse_file): Call start_source_file
	and end_source_file at the approriate times.

	* dwarf2out.c (dwarf2out_finish): Don't auto-end
	the main file, it will be done for us now.

From-SVN: r95872
This commit is contained in:
Daniel Berlin 2005-03-04 03:08:10 +00:00 committed by Daniel Berlin
parent 9bdae6af0e
commit 3c0d102013
4 changed files with 33 additions and 4 deletions
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10
gcc/ChangeLog
View File

@ -1,3 +1,13 @@
2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
Fix PR debug/20253
* c-opts.c (c_common_parse_file): Call start_source_file
and end_source_file at the approriate times.
* dwarf2out.c (dwarf2out_finish): Don't auto-end
the main file, it will be done for us now.
2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
* fold-const.c (fold_ternary): New.

5
gcc/c-opts.c
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@ -1089,13 +1089,16 @@ c_common_parse_file (int set_yydebug)
i = 0;
for (;;)
{
/* Start the main input file */
(*debug_hooks->start_source_file) (0, this_input_filename);
finish_options ();
pch_init ();
push_file_scope ();
c_parse_file ();
finish_file ();
pop_file_scope ();
/* And end the main input file. */
(*debug_hooks->end_source_file) (0);
if (++i >= num_in_fnames)
break;
cpp_undef_all (parse_in);

9
gcc/dwarf2out.c
View File

@ -10497,8 +10497,12 @@ add_abstract_origin_attribute (dw_die_ref die, tree origin)
if (TYPE_P (fn))
fn = TYPE_STUB_DECL (fn);
/* TYPE_STUB_DECL may have given us a NULL, which decl_function_context
won't like. */
if (fn)
fn = decl_function_context (fn);
fn = decl_function_context (fn);
if (fn)
dwarf2out_abstract_function (fn);
}
@ -13795,11 +13799,10 @@ dwarf2out_finish (const char *filename)
output_ranges ();
}
/* Have to end the primary source file. */
/* Have to end the macro section. */
if (debug_info_level >= DINFO_LEVEL_VERBOSE)
{
named_section_flags (DEBUG_MACINFO_SECTION, SECTION_DEBUG);
dw2_asm_output_data (1, DW_MACINFO_end_file, "End file");
dw2_asm_output_data (1, 0, "End compilation unit");
}

13
gcc/testsuite/gcc.dg/debug/dwarf2/dwarf2-macro.c Normal file
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@ -0,0 +1,13 @@
/* Test to make sure the mcaro info includes a start file command for the main source */
/* { dg-do compile */
/* { dg-options "-g3 -gdwarf-2 -dA -fverbose-asm" } */
/* { dg-final { scan-assembler "Start new file" } } */
#define ADD(x) (M + x)
int main (void)
{
#define N 28
#define M 42
return ADD(N);
}