diff options
Diffstat (limited to 'test/CodeGen/catch-undef-behavior.c')
| -rw-r--r-- | test/CodeGen/catch-undef-behavior.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/test/CodeGen/catch-undef-behavior.c b/test/CodeGen/catch-undef-behavior.c index cd86dd5a60..3e180a445b 100644 --- a/test/CodeGen/catch-undef-behavior.c +++ b/test/CodeGen/catch-undef-behavior.c @@ -8,8 +8,7 @@ // FIXME: When we only emit each type once, use [[INT]] more below. // CHECK: @[[LINE_100:.*]] = private unnamed_addr global {{.*}}, i32 100, i32 5 {{.*}} @[[INT]], i64 4, i8 1 // CHECK: @[[LINE_200:.*]] = {{.*}}, i32 200, i32 10 {{.*}}, i64 4, i8 0 -// CHECK: @[[LINE_300_A:.*]] = {{.*}}, i32 300, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}} -// CHECK: @[[LINE_300_B:.*]] = {{.*}}, i32 300, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}} +// CHECK: @[[LINE_300:.*]] = {{.*}}, i32 300, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}} // CHECK: @[[LINE_400:.*]] = {{.*}}, i32 400, i32 12 {{.*}} @{{.*}}, {{.*}} @{{.*}} // CHECK: @[[LINE_500:.*]] = {{.*}}, i32 500, i32 10 {{.*}} @{{.*}}, i64 4, i8 0 } // CHECK: @[[LINE_600:.*]] = {{.*}}, i32 600, i32 3 {{.*}} @{{.*}}, i64 4, i8 1 } @@ -106,35 +105,36 @@ int addr_space(int __attribute__((address_space(256))) *a) { // CHECK-TRAP: @lsh_overflow int lsh_overflow(int a, int b) { // CHECK: %[[INBOUNDS:.*]] = icmp ule i32 %[[RHS:.*]], 31 - // CHECK-NEXT: br i1 %[[INBOUNDS]] + // CHECK-NEXT: br i1 %[[INBOUNDS]], label %[[CHECKBB:.*]], label %[[CONTBB:.*]] // CHECK-TRAP: %[[INBOUNDS:.*]] = icmp ule i32 %[[RHS:.*]], 31 - // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]] - - // FIXME: Only emit one trap block here. - // CHECK: %[[ARG1:.*]] = zext - // CHECK-NEXT: %[[ARG2:.*]] = zext - // CHECK-NEXT: call void @__ubsan_handle_shift_out_of_bounds(i8* bitcast ({{.*}} @[[LINE_300_A]] to i8*), i64 %[[ARG1]], i64 %[[ARG2]]) - - // CHECK-TRAP: call void @llvm.trap() [[NR_NUW]] - // CHECK-TRAP-NEXT: unreachable + // CHECK-TRAP-NEXT: br i1 %[[INBOUNDS]], label %[[CHECKBB:.*]], label %[[CONTBB:.*]] // CHECK: %[[SHIFTED_OUT_WIDTH:.*]] = sub nuw nsw i32 31, %[[RHS]] // CHECK-NEXT: %[[SHIFTED_OUT:.*]] = lshr i32 %[[LHS:.*]], %[[SHIFTED_OUT_WIDTH]] // CHECK-NEXT: %[[NO_OVERFLOW:.*]] = icmp eq i32 %[[SHIFTED_OUT]], 0 - // CHECK-NEXT: br i1 %[[NO_OVERFLOW]], {{.*}} !prof ![[WEIGHT_MD]] + // CHECK-NEXT: br label %[[CONTBB]] // CHECK-TRAP: %[[SHIFTED_OUT_WIDTH:.*]] = sub nuw nsw i32 31, %[[RHS]] // CHECK-TRAP-NEXT: %[[SHIFTED_OUT:.*]] = lshr i32 %[[LHS:.*]], %[[SHIFTED_OUT_WIDTH]] // CHECK-TRAP-NEXT: %[[NO_OVERFLOW:.*]] = icmp eq i32 %[[SHIFTED_OUT]], 0 - // CHECK-TRAP-NEXT: br i1 %[[NO_OVERFLOW]] + // CHECK-TRAP-NEXT: br label %[[CONTBB]] + + // CHECK: %[[VALID:.*]] = phi i1 [ %[[INBOUNDS]], {{.*}} ], [ %[[NO_OVERFLOW]], %[[CHECKBB]] ] + // CHECK-NEXT: br i1 %[[VALID]], {{.*}} !prof ![[WEIGHT_MD]] + + // CHECK-TRAP: %[[VALID:.*]] = phi i1 [ %[[INBOUNDS]], {{.*}} ], [ %[[NO_OVERFLOW]], %[[CHECKBB]] ] + // CHECK-TRAP-NEXT: br i1 %[[VALID]] + // CHECK: %[[ARG1:.*]] = zext // CHECK-NEXT: %[[ARG2:.*]] = zext - // CHECK-NEXT: call void @__ubsan_handle_shift_out_of_bounds(i8* bitcast ({{.*}} @[[LINE_300_B]] to i8*), i64 %[[ARG1]], i64 %[[ARG2]]) + // CHECK-NEXT: call void @__ubsan_handle_shift_out_of_bounds(i8* bitcast ({{.*}} @[[LINE_300]] to i8*), i64 %[[ARG1]], i64 %[[ARG2]]) + // CHECK-NOT: call void @__ubsan_handle_shift_out_of_bounds // CHECK-TRAP: call void @llvm.trap() [[NR_NUW]] - // CHECK-TRAP-NEXT: unreachable + // CHECK-TRAP: unreachable + // CHECK-TRAP-NOT: call void @llvm.trap() // CHECK: %[[RET:.*]] = shl i32 %[[LHS]], %[[RHS]] // CHECK-NEXT: ret i32 %[[RET]] |