[Bug middle-end/43864] Same basic blocks should be merged

[vries at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43864

--- Comment #4 from vries at gcc dot gnu.org 2011-09-27 16:12:48 UTC ---
Author: vries
Date: Tue Sep 27 16:12:35 2011
New Revision: 179276

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=179276
Log:
2011-09-27  Tom de Vries  <tom@codesourcery.com>

    PR middle-end/43864
    * gcc.dg/fold-compare-2.c (dg-options): Add -fno-tree-tail-merge.
    * gcc/testsuite/gcc.dg/uninit-pred-2_c.c: Same.
    * gcc.dg/pr43864.c: New test.
    * gcc.dg/pr43864-2.c: Same.
    * gcc.dg/pr43864-3.c: Same.
    * gcc.dg/pr43864-4.c: Same.

Added:
    trunk/gcc/testsuite/gcc.dg/pr43864-2.c
    trunk/gcc/testsuite/gcc.dg/pr43864-3.c
    trunk/gcc/testsuite/gcc.dg/pr43864-4.c
    trunk/gcc/testsuite/gcc.dg/pr43864.c
Modified:
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.dg/fold-compare-2.c
    trunk/gcc/testsuite/gcc.dg/uninit-pred-2_c.c