[Bug tree-optimization/63593] ICE: verify_gimple failed: incompatible types in PHI argument 0 with -O3 -fno-tree-vectorize

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Wed Feb 25 10:41:00 GMT 2015


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63593

--- Comment #11 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  <rguenther@suse.de>

    Backport from mainline
    2015-02-16  Richard Biener  <rguenther@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  <rguenther@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



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