https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65063
--- Comment #7 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Wed Feb 25 10:28:01 2015 New Revision: 220960 URL: https://gcc.gnu.org/viewcvs?rev=220960&root=gcc&view=rev Log: 2015-02-25 Richard Biener <rguent...@suse.de> Backport from mainline 2015-02-16 Richard Biener <rguent...@suse.de> PR tree-optimization/63593 * tree-predcom.c (execute_pred_commoning_chain): Delay removing stmts and releasing SSA names until... (execute_pred_commoning): ... after processing all chains. * gcc.dg/pr63593.c: New testcase. 2015-02-18 Richard Biener <rguent...@suse.de> PR tree-optimization/65063 * tree-predcom.c (determine_unroll_factor): Return 1 if we have replaced looparound PHIs. * gcc.dg/pr65063.c: New testcase. Added: branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/pr63593.c branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/pr65063.c Modified: branches/gcc-4_8-branch/gcc/ChangeLog branches/gcc-4_8-branch/gcc/testsuite/ChangeLog branches/gcc-4_8-branch/gcc/tree-predcom.c
