[Bug rtl-optimization/34773] [4.3 Regression] miscompilation of vfprintf_r

--- Comment #10 from hp at gcc dot gnu dot org 2008-02-01 21:30 --- Fixed. -- hp at gcc dot gnu dot org changed: What|Removed |Added Status|ASSIGNED

[Bug rtl-optimization/34773] [4.3 Regression] miscompilation of vfprintf_r

--- Comment #9 from hp at gcc dot gnu dot org 2008-02-01 21:29 --- Subject: Bug 34773 Author: hp Date: Fri Feb 1 21:28:46 2008 New Revision: 132053 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132053 Log: PR rtl-optimization/34773 * reg-notes.def (EQUAL): Ment

[Bug rtl-optimization/34773] [4.3 Regression] miscompilation of vfprintf_r

--- Comment #8 from hp at gcc dot gnu dot org 2008-02-01 21:28 --- Subject: Bug 34773 Author: hp Date: Fri Feb 1 21:28:06 2008 New Revision: 132052 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132052 Log: PR rtl-optimization/34773 * gcc.target/cris/torture/pr3

[Bug rtl-optimization/34773] [4.3 Regression] miscompilation of vfprintf_r

--- Comment #7 from hp at gcc dot gnu dot org 2008-01-31 23:21 --- Patch at . -- hp at gcc dot gnu dot org changed: What|Removed |Added ---

[Bug rtl-optimization/34773] [4.3 Regression] miscompilation of vfprintf_r

--- Comment #6 from rguenth at gcc dot gnu dot org 2008-01-31 10:40 --- Regressions should have a target milestone. -- rguenth at gcc dot gnu dot org changed: What|Removed |Added -

[Bug rtl-optimization/34773] [4.3 regression] miscompilation of vfprintf_r

--- Comment #5 from hp at gcc dot gnu dot org 2008-01-31 05:08 --- The bug is that fwprop1 adds a REG_EQUAL note to an insn with a REG_RETVAL, confusing delete_trivially_dead_insns into thinking that the REG_EQUAL note refers to the while libcall and that a simplification thereof can mak

[Bug rtl-optimization/34773] [4.3 regression] miscompilation of vfprintf_r

--- Comment #4 from hp at gcc dot gnu dot org 2008-01-29 05:39 --- I'm learning; first time around this new df and cfglayout stuff. I haven't stumbled on anything anywhere actually explicitly saying so, but the "fake" fallthrough edges are apparently the main part of cfglayout; better t

[Bug rtl-optimization/34773] [4.3 regression] miscompilation of vfprintf_r

--- Comment #3 from hp at gcc dot gnu dot org 2008-01-26 22:56 --- I just checked with the gcc-4.2-20080123.tar.bz2 and the bug doesn't manifest there with the vf.c testcase, so I'm marking this as a regression. I also no longer think it's fwprop's error (at least not alone); the into_cf