[Bug tree-optimization/46886] [4.5/4.6/4.7 Regression] wrong code with -ftree-parallelize-loops -fno-tree-ch

[zsojka at seznam dot cz]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46886

--- Comment #7 from Zdenek Sojka <zsojka at seznam dot cz> 2011-04-14 19:03:46 
UTC ---
Created attachment 23989
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=23989
C testcase (reduced from libgomp.c/autopar-1.c)

$ gcc -O -ftree-parallelize-loops=4 -fno-tree-ch -fno-tree-dominator-opts
testcase.c
$ ./a.out 
Aborted