[Bug rtl-optimization/23453] [4.0/4.1/4.2 regression] miscompilation of PARI/GP on x86 with gcse after reload

2005-12-20 Thread steven at gcc dot gnu dot org
--- Comment #12 from steven at gcc dot gnu dot org 2005-12-20 10:48 --- Almost certainly a dup of PR25196 -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23453

[Bug rtl-optimization/23453] [4.0/4.1/4.2 regression] miscompilation of PARI/GP on x86 with gcse after reload

2005-12-20 Thread belyshev at depni dot sinp dot msu dot ru
--- Comment #13 from belyshev at depni dot sinp dot msu dot ru 2005-12-20 10:59 --- Marking as dup of bug 25196 because that bug contains simpler test case. *** This bug has been marked as a duplicate of 25196 *** -- belyshev at depni dot sinp dot msu dot ru changed:

[Bug rtl-optimization/23453] [4.0/4.1/4.2 regression] miscompilation of PARI/GP on x86 with gcse after reload

2005-12-20 Thread steven at gcc dot gnu dot org
--- Comment #14 from steven at gcc dot gnu dot org 2005-12-20 16:11 --- The patch proposed in bug 25196 comment #8 indeed makes the test case from comment #6 in this PR work (at least, it stops it from segfaulting). -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23453

[Bug rtl-optimization/23453] [4.0/4.1/4.2 regression] miscompilation of PARI/GP on x86 with gcse after reload

2005-12-14 Thread steven at gcc dot gnu dot org
--- Comment #11 from steven at gcc dot gnu dot org 2005-12-15 06:50 --- If nobody is going to fix gcse2, the right thing to do is to not set flag_gcse_after_reload for optimize = 3 in opts.c: Index: opts.c === --- opts.c