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| author | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2010-06-09 21:49:44 +0000 |
|---|---|---|
| committer | Eric Botcazou <ebotcazou@gcc.gnu.org> | 2010-06-09 21:49:44 +0000 |
| commit | 642d55de0e40c7bf59ab0043aeae756f004488dc (patch) | |
| tree | 94bae21be77c1e10d071c24ca7c48b99738ab87d /gcc/except.c | |
| parent | 70987f6299983c5a764c37827a95f71f831087f0 (diff) | |
| download | gcc-642d55de0e40c7bf59ab0043aeae756f004488dc.zip gcc-642d55de0e40c7bf59ab0043aeae756f004488dc.tar.gz gcc-642d55de0e40c7bf59ab0043aeae756f004488dc.tar.bz2 | |
re PR rtl-optimization/42461 (missed optimization for pure functions)
PR rtl-optimization/42461
* dce.c (deletable_insn_p): Return true for const or pure calls again.
* except.c (insn_could_throw_p): Return false if !flag_exceptions.
From-SVN: r160507
Diffstat (limited to 'gcc/except.c')
| -rw-r--r-- | gcc/except.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/except.c b/gcc/except.c index cb4d805..16a0247 100644 --- a/gcc/except.c +++ b/gcc/except.c @@ -1617,6 +1617,8 @@ make_reg_eh_region_note_nothrow_nononlocal (rtx insn) bool insn_could_throw_p (const_rtx insn) { + if (!flag_exceptions) + return false; if (CALL_P (insn)) return true; if (INSN_P (insn) && cfun->can_throw_non_call_exceptions) |