[Bug middle-end/45720] [4.6 regression] Revision 164367 miscompiled SPEC CPU 2K

2010-10-22 Thread vladimir.a.kharchenko at intel dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45720 --- Comment #8 from Vladimir Kharchenko 2010-10-22 10:15:16 UTC --- It can happen that this file is minimal test case. :( The piece of source: 961 if ((l_maxabs = temp.s_max[rw]) < 0) 962 { 963 l_maxabs =

[Bug middle-end/45720] [4.6 regression] Revision 164367 miscompiled SPEC CPU 2K

2010-10-21 Thread vladimir.a.kharchenko at intel dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45720 --- Comment #6 from Vladimir Kharchenko 2010-10-22 04:28:46 UTC --- Quick investigation of 450.soplex failure shows that Segmentation fault is in line 966 (file factor.cc). When I recompiled this file without the option "-ffast=math", test passed.