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re PR middle-end/29299 (gcc "used" attribute has no effect on local-scope static variables)

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PR middle-end/29299
	* cgraphunit.c (cgraph_finalize_compilation_unit): Call
	process_function_and_variable_attributes on all variables, including
	those discovered during cgraph construction phase.

From-SVN: r117746
This commit is contained in:
Jan Hubicka 2006-10-15 16:20:06 +00:00
parent 70c99f6c02
commit 61e00a5e0d
4 changed files with 34 additions and 4 deletions
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8
gcc/ChangeLog
View file

@ -1,3 +1,11 @@
2006-10-15 Jan Hubicka <jh@suse.cz>
Richard Guenther <rguenther@suse.de>
PR middle-end/29299
* cgraphunit.c (cgraph_finalize_compilation_unit): Call
process_function_and_variable_attributes on all variables, including
those discovered during cgraph construction phase.
2006-10-15 Bernhard Fischer <aldot@gcc.gnu.org>
* final.c: Update Copyright year. Commentary typo fix. Fix whitespace

16
gcc/cgraphunit.c
View file

@ -1055,6 +1055,7 @@ cgraph_finalize_compilation_unit (void)
/* Keep track of already processed nodes when called multiple times for
intermodule optimization. */
static struct cgraph_node *first_analyzed;
struct cgraph_node *first_processed = first_analyzed;
static struct cgraph_varpool_node *first_analyzed_var;
if (errorcount || sorrycount)
@ -1077,7 +1078,10 @@ cgraph_finalize_compilation_unit (void)
}
timevar_push (TV_CGRAPH);
process_function_and_variable_attributes (first_analyzed, first_analyzed_var);
process_function_and_variable_attributes (first_processed,
first_analyzed_var);
first_processed = cgraph_nodes;
first_analyzed_var = cgraph_varpool_nodes;
cgraph_varpool_analyze_pending_decls ();
if (cgraph_dump_file)
{
@ -1119,11 +1123,16 @@ cgraph_finalize_compilation_unit (void)
if (!edge->callee->reachable)
cgraph_mark_reachable_node (edge->callee);
/* We finalize local static variables during constructing callgraph
edges. Process their attributes too. */
process_function_and_variable_attributes (first_processed,
first_analyzed_var);
first_processed = cgraph_nodes;
first_analyzed_var = cgraph_varpool_nodes;
cgraph_varpool_analyze_pending_decls ();
}
/* Collect entry points to the unit. */
/bin/bash: line 1: :Q: command not found
if (cgraph_dump_file)
{
fprintf (cgraph_dump_file, "Unit entry points:");
@ -1163,7 +1172,6 @@ cgraph_finalize_compilation_unit (void)
dump_cgraph (cgraph_dump_file);
}
first_analyzed = cgraph_nodes;
first_analyzed_var = cgraph_varpool_nodes;
ggc_collect ();
timevar_pop (TV_CGRAPH);
}

4
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,7 @@
2006-10-15 Richard Guenther <rguenther@suse.de>
* gcc.dg/pr29299.c: New testcase.
2006-10-15 Bernhard Fischer <aldot@gcc.gnu.org>
PR fortran/24767

10
gcc/testsuite/gcc.dg/pr29299.c Normal file
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@ -0,0 +1,10 @@
/* { dg-do compile } */
/* { dg-options "-O" } */
static int bof __attribute__((used));
int foo()
{
static int barbarbarbar __attribute__((used));
};
/* { dg-final { scan-assembler "barbarbarbar" } } */