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authorAlexandre Oliva <aoliva@redhat.com>2005-10-20 19:30:23 +0000
committerAlexandre Oliva <aoliva@gcc.gnu.org>2005-10-20 19:30:23 +0000
commitcdcba1ea35704e2e6e9197eb8ed2f211ddccb0f3 (patch)
tree371eace32311ca26ea6a068562168710b5a04b4e /gcc/cgraphunit.c
parent94c813b4572f371dcdb8aca1ed4bf0d37cde47a6 (diff)
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re PR middle-end/24295 (Xorg broken, #pragma weak foo = bar no longer causes bar to be referenced)
gcc/ChangeLog: PR middle-end/24295 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark alias targets. * varasm.c (find_decl_and_mark_needed): After cgraph global info is ready, stop marking functions, but still mark variables. gcc/testsuite/ChangeLog: PR middle-end/24295 * g++.old-deja/g++.abi/vtable2.C: Do not introduce external declarations with the same names as thunks' alias targets, use aliases instead. * gcc.dg/attr-alias-3.c: New test. * gcc.dg/weak/weak-14.c, gcc.dg/weak/weak-14a.c: New test. From-SVN: r105688
Diffstat (limited to 'gcc/cgraphunit.c')
-rw-r--r--gcc/cgraphunit.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/cgraphunit.c b/gcc/cgraphunit.c
index 181ee4e..244367d 100644
--- a/gcc/cgraphunit.c
+++ b/gcc/cgraphunit.c
@@ -322,6 +322,8 @@ cgraph_varpool_remove_unreferenced_decls (void)
node = next;
}
+ /* Make sure we mark alias targets as used targets. */
+ finish_aliases_1 ();
cgraph_varpool_analyze_pending_decls ();
}