[Bug middle-end/46142] [4.6 Regression] FMA test failures

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46142

--- Comment #2 from H.J. Lu <hjl.tools at gmail dot com> 2010-10-23 00:41:49 UTC ---
I got

./xgcc -B./ -S ../../src-trunk/gcc/testsuite/gcc.target/i386/fma3-builtin-2.c
-O3 -mfma -mno-fma4 -S  
../../src-trunk/gcc/testsuite/gcc.target/i386/fma3-builtin-2.c: In function
‘vector_fma’:
../../src-trunk/gcc/testsuite/gcc.target/i386/fma3-builtin-2.c:19:1: internal
compiler error: in vect_is_simple_use_1, at tree-vect-stmts.c:5288
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.