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[Bug tree-optimization/38977] [4.4 Regression] bash no longer builds with profile-feedback
- From: "rguenth at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 28 Jan 2009 12:47:56 -0000
- Subject: [Bug tree-optimization/38977] [4.4 Regression] bash no longer builds with profile-feedback
- References: <bug-38977-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from rguenth at gcc dot gnu dot org 2009-01-28 12:47 -------
Back in time I traced the failure back to possibly
2008-04-05 Ben Elliston <bje@au.ibm.com>
* tree-cfg.c (need_fake_edge_p): Return false for calls to
builtins that return exactly once and do not throw. Cache call to
call_expr_flags.
(last known good rev. is 133889, first known fail is 133929)
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38977