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[Bug tree-optimization/52307] Segmentation fault in Lapack with -O3 -floop-flatten -floop-strip-mine
- From: "dominiq at lps dot ens.fr" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 19 Feb 2012 12:21:42 +0000
- Subject: [Bug tree-optimization/52307] Segmentation fault in Lapack with -O3 -floop-flatten -floop-strip-mine
- Auto-submitted: auto-generated
- References: <bug-52307-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52307
Dominique d'Humieres <dominiq at lps dot ens.fr> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2012-02-19
CC| |grosser at gcc dot gnu.org
Ever Confirmed|0 |1
--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2012-02-19 12:21:42 UTC ---
Confirmed with '-O2 -floop-flatten'. The failure disappears if I link the codes
compiled with these option to lapack_LINUX.a compiled with -O2 or -O3. This PR
could be a duplicate of pr52275. Note that UPLO should be U or L and not \0.