[Bug tree-optimization/64410] gcc 25% slower than clang 3.5 for adding complex numbers

ro at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Tue Jan 20 10:06:00 GMT 2015


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64410

Rainer Orth <ro at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |ro at gcc dot gnu.org

--- Comment #13 from Rainer Orth <ro at gcc dot gnu.org> ---
The new testcase FAILs on Solaris/SPARC (both 32 and 64-bit):

FAIL: g++.dg/vect/pr64410.cc  -std=c++11  scan-tree-dump vect "vectorized 1
loops in function"
FAIL: g++.dg/vect/pr64410.cc  -std=c++14  scan-tree-dump vect "vectorized 1
loops in function"
FAIL: g++.dg/vect/pr64410.cc  -std=c++98  scan-tree-dump vect "vectorized 1
loops in function"

I'm attaching the .vect dump.

  Rainer



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