On Sun, Jun 17, 2012 at 8:37 PM, Uros Bizjak <ubiz...@gmail.com> wrote: > Hello! > > Please note that you will probably hit PR33329, this is the reason > that we expand multiplications after reload. Please see [1] for > further explanation. There is gcc.target/i386/pr33329.c test to cover > this issue, but it is not effective anymore since the simplification > happens at tree level. > > [1] http://gcc.gnu.org/ml/gcc-patches/2007-09/msg00668.html
Please adapt mentioned testcase with: --cut here-- Index: testsuite/gcc.target/i386/pr33329.c =================================================================== --- testsuite/gcc.target/i386/pr33329.c (revision 188703) +++ testsuite/gcc.target/i386/pr33329.c (working copy) @@ -5,12 +5,12 @@ void f (void) { - int tabs[8], tabcount; + int tabs[1024], tabcount; - for (tabcount = 1; tabcount <= 8; tabcount += 7) + for (tabcount = 1; tabcount <= 1024; tabcount += 7) { int i; - for (i = 0; i < 8; i++) + for (i = 0; i < 1024; i++) tabs[i] = i * 2; g (tabs); } --cut here-- Uros.