[Bug tree-optimization/26490] [4.2 Regression] tree check fail on valid C code

2006-02-28 Thread pinskia at gcc dot gnu dot org
--- Comment #5 from pinskia at gcc dot gnu dot org 2006-02-28 18:11 --- (In reply to comment #4) > where the VUSE missed renaming. Except this is changing from a V_MAY_DEF but is forwardprop even touching this statement, it does nothing to it. -- http://gcc.gnu.org/bugzilla/show_bug

[Bug tree-optimization/26490] [4.2 Regression] tree check fail on valid C code

2006-02-28 Thread rguenth at gcc dot gnu dot org
--- Comment #4 from rguenth at gcc dot gnu dot org 2006-02-28 10:10 --- Happens in forwprop, after it we have ;; basic block 3, loop depth 1, count 0 ;; prev block 2, next block 4 ;; pred: 2 [90.0%] (true,exec) 5 [90.0%] (dfs_back,true,exec) ;; succ: 4 [50.0%] (true,exec)

[Bug tree-optimization/26490] [4.2 Regression] tree check fail on valid C code

2006-02-27 Thread pinskia at gcc dot gnu dot org
--- Comment #3 from pinskia at gcc dot gnu dot org 2006-02-28 00:08 --- Reduced testcase: extern int nsites; typedef struct Site { } Site; typedef struct ptitem { Site site; int overlaps; } Info_t; extern Info_t *nodeInfo; int countOverlap(int iter) { int i, j; Info_t *ip = nodeI