subject:"\[Bug lto\/46629\] \[4.6 Regression\] Failed to build 200.sixtrack in SPEC CPU 2000"

[Bug lto/46629] [4.6 Regression] Failed to build 200.sixtrack in SPEC CPU 2000

2010-11-23 Thread hjl.tools at gmail dot com

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46629 --- Comment #6 from H.J. Lu 2010-11-24 01:09:20 UTC --- Created attachment 22504 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=22504 A testcase [...@gnu-35 delta-fortran]$ /export/gnu/import/svn/gcc-test-spec/usr/bin/gcc -S -O3 -ffast-math

[Bug lto/46629] [4.6 Regression] Failed to build 200.sixtrack in SPEC CPU 2000

2010-11-23 Thread hjl.tools at gmail dot com

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46629 --- Comment #5 from H.J. Lu 2010-11-24 00:48:30 UTC --- (gdb) call debug_rtx (insn) (insn 2359 2358 2360 (set (reg:CCZ 17 flags) (compare:CCZ (reg:QI 2633) (const_int 0 [0]))) foxys.f:4119 -1 (nil)) There are 2 jump insn

[Bug lto/46629] [4.6 Regression] Failed to build 200.sixtrack in SPEC CPU 2000

2010-11-23 Thread jakub at gcc dot gnu.org

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46629 --- Comment #4 from Jakub Jelinek 2010-11-23 23:57:00 UTC --- If so, can you please: 1) put a breakpoint in maybe_cleanup_end_of_block (after the first BARRIER_P test), with a condition that current_function_decl is the one in which it crashes, s

[Bug lto/46629] [4.6 Regression] Failed to build 200.sixtrack in SPEC CPU 2000

2010-11-23 Thread hjl.tools at gmail dot com

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46629 --- Comment #3 from H.J. Lu 2010-11-23 23:33:57 UTC --- I can only reproduce it with LTO. I don't have a testcase without LTO.