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| author | Jakub Jelinek <jakub@redhat.com> | 2012-01-02 23:17:02 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2012-01-02 23:17:02 +0100 |
| commit | a4f436ffbb6a31d9aa56e4bebb7ccd9f7cf3bfe5 (patch) | |
| tree | cf6fb8c50d40f33b0c570d6a702587a240c9f503 /gcc | |
| parent | ab807569b6233bc5226dda1e67504d7d09114529 (diff) | |
| download | gcc-a4f436ffbb6a31d9aa56e4bebb7ccd9f7cf3bfe5.zip gcc-a4f436ffbb6a31d9aa56e4bebb7ccd9f7cf3bfe5.tar.gz gcc-a4f436ffbb6a31d9aa56e4bebb7ccd9f7cf3bfe5.tar.bz2 | |
re PR bootstrap/51725 (segfault in stage 3 when compiling gcc/opts.c for sparc64-linux)
PR bootstrap/51725
* cselib.c (add_mem_for_addr): Call canonical_cselib_val
on mem_elt first.
From-SVN: r182819
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/cselib.c | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 28db5f9..a53f884 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-01-02 Jakub Jelinek <jakub@redhat.com> + + PR bootstrap/51725 + * cselib.c (add_mem_for_addr): Call canonical_cselib_val + on mem_elt first. + 2012-01-02 Sandra Loosemore <sandra@codesourcery.com> * doc/invoke.texi (-flto and related options): Copy-edit. diff --git a/gcc/cselib.c b/gcc/cselib.c index 4324ffe..fc86ef1 100644 --- a/gcc/cselib.c +++ b/gcc/cselib.c @@ -1,7 +1,7 @@ /* Common subexpression elimination library for GNU compiler. Copyright (C) 1987, 1988, 1989, 1992, 1993, 1994, 1995, 1996, 1997, 1998, - 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 - Free Software Foundation, Inc. + 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, + 2012 Free Software Foundation, Inc. This file is part of GCC. @@ -1264,6 +1264,8 @@ add_mem_for_addr (cselib_val *addr_elt, cselib_val *mem_elt, rtx x) { struct elt_loc_list *l; + mem_elt = canonical_cselib_val (mem_elt); + /* Avoid duplicates. */ for (l = mem_elt->locs; l; l = l->next) if (MEM_P (l->loc) |