diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/ipa.c | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/torture/pr48044.c | 7 |
4 files changed, 20 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4eb1024..1da3589 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2011-03-11 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/48044 + * ipa.c (cgraph_remove_unreachable_nodes): Enqueue + all vnode->force_output nodes as needed. + 2011-03-11 Jason Merrill <jason@redhat.com> PR c++/48069 @@ -1,5 +1,5 @@ /* Basic IPA optimizations and utilities. - Copyright (C) 2003, 2004, 2005, 2007, 2008, 2009, 2010 + Copyright (C) 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. This file is part of GCC. @@ -259,7 +259,7 @@ cgraph_remove_unreachable_nodes (bool before_inlining_p, FILE *file) { vnode->next_needed = NULL; vnode->prev_needed = NULL; - if (vnode->analyzed + if ((vnode->analyzed || vnode->force_output) && !varpool_can_remove_if_no_refs (vnode)) { vnode->needed = false; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 54d77a6..6169459 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2011-03-11 Jakub Jelinek <jakub@redhat.com> + + PR middle-end/48044 + * gcc.dg/torture/pr48044.c: New test. + 2011-03-11 Janus Weil <janus@gcc.gnu.org> PR fortran/47768 diff --git a/gcc/testsuite/gcc.dg/torture/pr48044.c b/gcc/testsuite/gcc.dg/torture/pr48044.c new file mode 100644 index 0000000..fe3b734 --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/pr48044.c @@ -0,0 +1,7 @@ +/* PR middle-end/48044 */ +/* { dg-do compile } */ +/* { dg-require-alias "" } */ + +int a __asm__ ("b") = 0; +extern int c __asm__ ("a") __attribute__ ((alias ("b"))); +extern int d __attribute__ ((weak, alias ("a"))); |