http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49795
Jakub Jelinek <jakub at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jakub at gcc dot gnu.org --- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> 2011-07-20 11:57:56 UTC --- At least from C++0x memory model or OpenMP POV that's highly desirable. In loop1 d[i] isn't written unconditionally, in loop2 it is, so transforming loop1 code into loop2 might introduce data races.