diff options
author | aoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-06-26 20:21:58 +0000 |
---|---|---|
committer | aoliva <aoliva@138bc75d-0d04-0410-961f-82ee72b054a4> | 2012-06-26 20:21:58 +0000 |
commit | 0d11fd38f21ed0128873d6a20afaeabc0a04e772 (patch) | |
tree | 13601bfd367a3e97d7fd398bed52017519f2ee63 | |
parent | d320bacfccf0540f1e329d21fa2f5a0c89a9a073 (diff) | |
download | gcc-0d11fd38f21ed0128873d6a20afaeabc0a04e772.tar.gz |
PR debug/53682
* cselib.c (promote_debug_loc): Don't crash on NULL argument.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@188997 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r-- | gcc/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/cselib.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index f0e3896df6d..d420ac45fcc 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2012-06-26 Alexandre Oliva <aoliva@redhat.com> + + PR debug/53682 + * cselib.c (promote_debug_loc): Don't crash on NULL argument. + 2012-06-26 Nick Clifton <nickc@redhat.com> * config/rx/rx.md (simple_return): Use the simple_return rtx. diff --git a/gcc/cselib.c b/gcc/cselib.c index 56f2b7f9ffe..87fb89b47cb 100644 --- a/gcc/cselib.c +++ b/gcc/cselib.c @@ -323,7 +323,7 @@ new_elt_loc_list (cselib_val *val, rtx loc) static inline void promote_debug_loc (struct elt_loc_list *l) { - if (l->setting_insn && DEBUG_INSN_P (l->setting_insn) + if (l && l->setting_insn && DEBUG_INSN_P (l->setting_insn) && (!cselib_current_insn || !DEBUG_INSN_P (cselib_current_insn))) { n_debug_values--; |