diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/ssa-lim-1.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/ssa-lim-1.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-lim-1.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-lim-1.c new file mode 100644 index 000000000..aa40d443b --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-lim-1.c @@ -0,0 +1,22 @@ +/* { dg-do compile } */ +/* { dg-options "-O -fdump-tree-lim" } */ + +/* This is a variant that does cause fold to place a cast to + int before testing bit 1. */ + +void +quantum_toffoli (int control1, int control2, int target, + unsigned long *state, int size) +{ + int i; + + for(i=0; i<size; i++) + { + if (state[i] & ((unsigned long) 1 << control1)) + if (state[i] & ((unsigned long) 1 << control2)) + state[i] ^= ((unsigned long) 1 << target); + } +} + +/* { dg-final { scan-tree-dump-times "1 <<" 3 "lim1" } } */ +/* { dg-final { cleanup-tree-dump "lim\[1-2\]" } } */ |