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re PR debug/19521 (omitted stab for gcov initialization function) 

PR debug/19521
        * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
        Do nothing if debug info suppressed for this function.
        (dbxout_begin_function): Early exit if debug info suppressed for
        this function.

Co-Authored-By: Stuart Hastings <stuart@apple.com>

From-SVN: r95112
This commit is contained in:
Richard Henderson 2005-02-16 11:01:29 -08:00 committed by Richard Henderson
parent 019dac3214
commit 847d0c0888
2 changed files with 27 additions and 12 deletions
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9
gcc/ChangeLog
View File

@ -1,3 +1,12 @@
2005-02-16 Richard Henderson <rth@redhat.com>
Stuart Hastings <stuart@apple.com>
PR debug/19521
* dbxout.c (dbxout_function_end): Take decl parameter; update callers.
Do nothing if debug info suppressed for this function.
(dbxout_begin_function): Early exit if debug info suppressed for
this function.
2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
PR target/20007

30
gcc/dbxout.c
View File

@ -343,7 +343,7 @@ static void dbxout_handle_pch (unsigned);
static void dbxout_source_line (unsigned int, const char *);
static void dbxout_begin_prologue (unsigned int, const char *);
static void dbxout_source_file (const char *);
static void dbxout_function_end (void);
static void dbxout_function_end (tree);
static void dbxout_begin_function (tree);
static void dbxout_begin_block (unsigned, unsigned);
static void dbxout_end_block (unsigned, unsigned);
@ -903,10 +903,19 @@ dbxout_finish_complex_stabs (tree sym, STAB_CODE_TYPE code,
#if defined (DBX_DEBUGGING_INFO)
static void
dbxout_function_end (void)
dbxout_function_end (tree decl)
{
char lscope_label_name[100];
/* The N_FUN tag at the end of the function is a GNU extension,
which may be undesirable, and is unnecessary if we do not have
named sections. */
if (!use_gnu_debug_info_extensions
|| NO_DBX_FUNCTION_END
|| !targetm.have_named_sections
|| DECL_IGNORED_P (decl))
return;
/* The Lscope label must be emitted even if we aren't doing anything
else; dbxout_block needs it. */
function_section (current_function_decl);
@ -918,14 +927,6 @@ dbxout_function_end (void)
targetm.asm_out.internal_label (asm_out_file, "Lscope", scope_labelno);
scope_labelno++;
/* The N_FUN tag at the end of the function is a GNU extension,
which may be undesirable, and is unnecessary if we do not have
named sections. */
if (!use_gnu_debug_info_extensions
|| NO_DBX_FUNCTION_END
|| !targetm.have_named_sections)
return;
/* By convention, GCC will mark the end of a function with an N_FUN
symbol and an empty string. */
#ifdef DBX_OUTPUT_NFUN
@ -1296,7 +1297,7 @@ dbxout_function_decl (tree decl)
dbxout_begin_function (decl);
#endif
dbxout_block (DECL_INITIAL (decl), 0, DECL_ARGUMENTS (decl));
dbxout_function_end ();
dbxout_function_end (decl);
}
#endif /* DBX_DEBUGGING_INFO */
@ -3358,7 +3359,12 @@ dbxout_block (tree block, int depth, tree args)
static void
dbxout_begin_function (tree decl)
{
int saved_tree_used1 = TREE_USED (decl);
int saved_tree_used1;
if (DECL_IGNORED_P (decl))
return;
saved_tree_used1 = TREE_USED (decl);
TREE_USED (decl) = 1;
if (DECL_NAME (DECL_RESULT (decl)) != 0)
{