[Bug tree-optimization/21430] [4.1 Regression] Quadratic behavior with constant initializers

2005-09-18 Thread pinskia at gcc dot gnu dot org
--- Additional Comments From pinskia at gcc dot gnu dot org 2005-09-18 23:30 --- This is at least a 4.1 compile time regression. 3.3.2 gave: [zhivago:~/src/localgccPRs] pinskia% time ~/gcc-3.3/bin/gcc pr21430.c -S -O1 10.870u 0.270s 0:13.11 84.9%0+0k 2+4io 0pf+0w While 4.1 gives (wi

[Bug tree-optimization/21430] [4.1 Regression] Quadratic behavior with constant initializers

2005-09-19 Thread amacleod at redhat dot com
--- Additional Comments From amacleod at redhat dot com 2005-09-19 16:41 --- The culprit is in fact correct_uses. It was originally a linear function, and I had added some short cut attempts which reduced it in many cases to not have to traverse an entire list. Apparently the pathologic

[Bug tree-optimization/21430] [4.1 Regression] Quadratic behavior with constant initializers

2005-09-30 Thread cvs-commit at gcc dot gnu dot org
--- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-09-30 14:34 --- Subject: Bug 21430 CVSROOT:/cvs/gcc Module name:gcc Changes by: [EMAIL PROTECTED] 2005-09-30 14:33:57 Modified files: gcc: ChangeLog tree-ssa-operands.c

[Bug tree-optimization/21430] [4.1 Regression] Quadratic behavior with constant initializers

2005-09-30 Thread amacleod at redhat dot com
--- Additional Comments From amacleod at redhat dot com 2005-09-30 14:41 --- patch checked in -- What|Removed |Added Status|ASSIGNED|RESOLVED