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Fix -feliminate-dwarf2-dups ICE.

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gcc
       * dwarf2out.c (is_main_source): Remove variable.
       (dwarf2out_start_source_file): Do not check is_main_source.
       Do not reset is_main_source.
       (dwarf2out_init): Do not initialize is_main_source.

       testsuite
       * gcc.dg/debug/dwarf2-3.h: New test.
       * gcc.dg/debug/dwarf2-3.c: New test case for -feliminate-dwarf2-dups.

From-SVN: r72166
This commit is contained in:
Devang Patel 2003-10-06 15:25:19 -07:00 committed by Devang Patel
parent 9a557707dd
commit 8a7a6f4ded
5 changed files with 35 additions and 10 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2003-10-06 Devang Patel <dpatel@apple.com>
* dwarf2out.c (is_main_source): Remove variable.
(dwarf2out_start_source_file): Do not check is_main_source.
Do not reset is_main_source.
(dwarf2out_init): Do not initialize is_main_source.
2003-10-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> 2003-10-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
* fixinc/inclhack.def (stdio_va_list): Removed _ap fix. * fixinc/inclhack.def (stdio_va_list): Removed _ap fix.

11
gcc/dwarf2out.c
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@ -3443,12 +3443,6 @@ static unsigned long next_die_offset;
/* Record the root of the DIE's built for the current compilation unit. */ /* Record the root of the DIE's built for the current compilation unit. */
static GTY(()) dw_die_ref comp_unit_die; static GTY(()) dw_die_ref comp_unit_die;
#ifdef DWARF2_DEBUGGING_INFO
/* We need special handling in dwarf2out_start_source_file if it is
first one. */
static int is_main_source;
#endif
/* A list of DIEs with a NULL parent waiting to be relocated. */ /* A list of DIEs with a NULL parent waiting to be relocated. */
static GTY(()) limbo_die_node *limbo_die_list; static GTY(()) limbo_die_node *limbo_die_list;
@ -12285,7 +12279,7 @@ dwarf2out_source_line (unsigned int line, const char *filename)
static void static void
dwarf2out_start_source_file (unsigned int lineno, const char *filename) dwarf2out_start_source_file (unsigned int lineno, const char *filename)
{ {
if (flag_eliminate_dwarf2_dups && !is_main_source) if (flag_eliminate_dwarf2_dups)
{ {
/* Record the beginning of the file for break_out_includes. */ /* Record the beginning of the file for break_out_includes. */
dw_die_ref bincl_die; dw_die_ref bincl_die;
@ -12294,8 +12288,6 @@ dwarf2out_start_source_file (unsigned int lineno, const char *filename)
add_AT_string (bincl_die, DW_AT_name, filename); add_AT_string (bincl_die, DW_AT_name, filename);
} }
is_main_source = 0;
if (debug_info_level >= DINFO_LEVEL_VERBOSE) if (debug_info_level >= DINFO_LEVEL_VERBOSE)
{ {
named_section_flags (DEBUG_MACINFO_SECTION, SECTION_DEBUG); named_section_flags (DEBUG_MACINFO_SECTION, SECTION_DEBUG);
@ -12396,7 +12388,6 @@ dwarf2out_init (const char *filename ATTRIBUTE_UNUSED)
invoked when the given (base) source file was compiled. We will fill invoked when the given (base) source file was compiled. We will fill
in this value in dwarf2out_finish. */ in this value in dwarf2out_finish. */
comp_unit_die = gen_compile_unit_die (NULL); comp_unit_die = gen_compile_unit_die (NULL);
is_main_source = 1;
VARRAY_TREE_INIT (incomplete_types, 64, "incomplete_types"); VARRAY_TREE_INIT (incomplete_types, 64, "incomplete_types");

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2003-10-06 Devang Patel <dpatel@apple.com>
* gcc.dg/debug/dwarf2-3.h: New test.
* gcc.dg/debug/dwarf2-3.c: New test case for -feliminate-dwarf2-dups.
2003-10-06 Wolfgang Bangerth <bangerth@ticam.utexas.edu> 2003-10-06 Wolfgang Bangerth <bangerth@ticam.utexas.edu>
* g++.dg/opt/cfg2.C: New test. * g++.dg/opt/cfg2.C: New test.

13
gcc/testsuite/gcc.dg/debug/dwarf2-3.c Normal file
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@ -0,0 +1,13 @@
/* Test -feliminate-dwarf2-dups */
/* Contributed by Devang Patel <dpatel@apple.com> */
/* { dg-do compile } */
/* { dg-options "-feliminate-dwarf2-dups" } */
#include "dwarf2-3.h"
int main()
{
struct point p;
p.x = 0;
p.y = 0;
}

9
gcc/testsuite/gcc.dg/debug/dwarf2-3.h Normal file
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@ -0,0 +1,9 @@
/* Test -feliminate-dwarf2-dups */
/* Contributed by Devang Patel <dpatel@apple.com> */
struct point
{
int x;
int y;
};