diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2010-07-30 16:36:56 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2010-07-30 16:36:56 +0200 |
| commit | f0fc0803eacde9850a7ff4a12d2f4ad29f1bcb2c (patch) | |
| tree | 0a83c3adb8609c51590489ead2d7d994656b6183 /gcc/rtlanal.c | |
| parent | f53ea4f08975910c2e92eda9ebe0785845e42247 (diff) | |
| download | gcc-f0fc0803eacde9850a7ff4a12d2f4ad29f1bcb2c.tar.gz | |
re PR debug/45055 (another -fcompare-debug failure with uninitialised read in walk_gimple_stmt)
PR debug/45055
PR rtl-optimization/45137
* rtl.h (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn): New
prototypes.
* emit-rtl.c (prev_nonnote_nondebug_insn, next_nonnote_nondebug_insn):
New functions.
* combine.c (next_nonnote_nondebug_insn): Removed.
* ifcvt.c (noce_process_if_block): Use prev_nonnote_nondebug_insn.
* haifa-sched.c (queue_to_ready): Use next_nonnote_nondebug_insn.
* sched-deps.c (sched_analyze_insn): Likewise.
(fixup_sched_groups, deps_start_bb): Use prev_nonnote_nondebug_insn.
* rtlanal.c (canonicalize_condition): Likewise.
* postreload.c (reload_combine_recognize_pattern): Likewise.
(reload_cse_move2add): Use next_nonnote_nondebug_insn.
* gcc.dg/pr45055.c: New test.
From-SVN: r162714
Diffstat (limited to 'gcc/rtlanal.c')
| -rw-r--r-- | gcc/rtlanal.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/gcc/rtlanal.c b/gcc/rtlanal.c index 3c14109f804..d242a9a3690 100644 --- a/gcc/rtlanal.c +++ b/gcc/rtlanal.c @@ -4756,9 +4756,7 @@ canonicalize_condition (rtx insn, rtx cond, int reverse, rtx *earliest, stop if it isn't a single set or if it has a REG_INC note because we don't want to bother dealing with it. */ - do - prev = prev_nonnote_insn (prev); - while (prev && DEBUG_INSN_P (prev)); + prev = prev_nonnote_nondebug_insn (prev); if (prev == 0 || !NONJUMP_INSN_P (prev) |