diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/pr25382.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/pr25382.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr25382.c b/gcc/testsuite/gcc.dg/tree-ssa/pr25382.c new file mode 100644 index 000000000..daff68ee9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/pr25382.c @@ -0,0 +1,19 @@ +/* PR tree-optimization/25382 + VRP used to ignore BIT_AND_EXPRs for the purpose of distilling ranges. + Check that VRP now gets ranges from BIT_AND_EXPRs. */ + +/* { dg-do compile } */ +/* { dg-options "-O2 -fno-tree-ccp -fdump-tree-vrp1" } */ + +int +foo (int a) +{ + int b = a & 0xff; + if (b > 300) + return 2; + else + return 1; +} + +/* { dg-final { scan-tree-dump-times "Folding predicate b_.* > 300 to 0" 1 "vrp1" } } */ +/* { dg-final { cleanup-tree-dump "vrp1" } } */ |