diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/shifts-4.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/shifts-4.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/shifts-4.c b/gcc/testsuite/gcc.dg/tree-ssa/shifts-4.c new file mode 100644 index 0000000..5638653 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/shifts-4.c @@ -0,0 +1,23 @@ +/* { dg-options "-O2 -fdump-tree-optimized-raw" } */ + +unsigned int +f1 (unsigned int x) +{ + if (x & 3) + __builtin_unreachable (); + x >>= 2; + return x * 10; +} + +unsigned int +f2 (unsigned int x) +{ + if (x & 3) + __builtin_unreachable (); + x >>= 3; + return x * 24; +} + +/* { dg-final { scan-tree-dump-times {<rshift_expr,} 2 "optimized" } } */ +/* { dg-final { scan-tree-dump {<mult_expr, [^,]*, [^,]*, 10,} "optimized" } } */ +/* { dg-final { scan-tree-dump {<mult_expr, [^,]*, [^,]*, 24,} "optimized" } } */ |