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[Bug tree-optimization/50678] [4.7 Regression] FAIL: c52104y on x86_64-apple-darwin10
- From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 11 Oct 2011 11:20:41 +0000
- Subject: [Bug tree-optimization/50678] [4.7 Regression] FAIL: c52104y on x86_64-apple-darwin10
- Auto-submitted: auto-generated
- References: <bug-50678-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50678
--- Comment #9 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2011-10-11 11:20:41 UTC ---
> It would be nice to know whether this particular FAIL is the failure
> of some checking mechanism or a genuine wrong-code bug. I suppose
> it's the former, and for -fstack-check we could simply disable alloca
> folding.
I'd rather not, -fstack-check should affect code generation as little as
possible beyond the checking code itself. A conforming Ada compiler is
supposed to do stack checking by default. I'll try to get my hands on a Darwin
machine.