[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 --- Comment #10 from Jeffrey A. Law law at gcc dot gnu.org --- Author: law Date: Wed Jan 8 05:56:31 2014 New Revision: 206417 URL: http://gcc.gnu.org/viewcvs?rev=206417root=gccview=rev Log: PR middle-end/59285 * ifcvt.c

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 Jeffrey A. Law law at redhat dot com changed: What|Removed |Added Status|ASSIGNED|RESOLVED

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 Steven Bosscher steven at gcc dot gnu.org changed: What|Removed |Added CC||steven at gcc

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 Yufeng Zhang yufeng at gcc dot gnu.org changed: What|Removed |Added CC||yufeng at gcc dot

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 Richard Biener rguenth at gcc dot gnu.org changed: What|Removed |Added Priority|P3 |P1

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 --- Comment #8 from Jeffrey A. Law law at redhat dot com --- I have multiple fixes. Steven and I disagree on which is better. Having Richi or Jakub chime in with their opinions would help -- if they agree with Steven, then I'll go with the

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 --- Comment #4 from ktkachov at gcc dot gnu.org --- (In reply to Jeffrey A. Law from comment #3) Working on this again. I'm on the 4th iteration of the fix. Bootstrapping on ARM boxes is painfully slow :( I could bootstrap a patch on

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 --- Comment #3 from Jeffrey A. Law law at redhat dot com --- Working on this again. I'm on the 4th iteration of the fix. Bootstrapping on ARM boxes is painfully slow :(

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 --- Comment #5 from Jeffrey A. Law law at redhat dot com --- How fast is your box? I'm using 4 processors on a calxeda system... It's painful, particularly when the first calxeda box's disk died, thus losing my build trees test results.

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 --- Comment #6 from ktkachov at gcc dot gnu.org --- (In reply to Jeffrey A. Law from comment #5) How fast is your box? I'm using 4 processors on a calxeda system... It's painful, particularly when the first calxeda box's disk died, thus

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 --- Comment #2 from Jeffrey A. Law law at redhat dot com --- After sleeping on it, I think a different approach to the fix is going to be better. This is a latent bug in the RTL conditional execution/block merging code.

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 Richard Biener rguenth at gcc dot gnu.org changed: What|Removed |Added Target Milestone|--- |4.9.0

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 Jeffrey A. Law law at redhat dot com changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last

[Bug middle-end/59285] [4.9 Regression] gcc.dg/builtin-unreachable-6.c:17:1: internal compiler error: in rtl_verify_fallthru, at cfgrtl.c:2862

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59285 --- Comment #1 from Jeffrey A. Law law at redhat dot com --- Patch in testing.