[Bug tree-optimization/59779] [4.9 Regression] FAIL: gcc.dg/autopar/outer-1.c scan-tree-dump-times parloops "parallelizing outer loop"
jakub at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Mar 13 08:44:00 GMT 2014
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59779
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2014-03-13
Ever confirmed|0 |1
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Indeed, you're right, seems cddce1 removes the first loop when HOST_WIDE_INT is
32-bit. So, you really don't need -ftree-parallelize-loop=4 at all, the
testcase would just abort at runtime. Looking into it.
More information about the Gcc-bugs
mailing list