blob: 5595db013db0b44c3d011815676e55b001fb8d5b [file] [log] [blame]
// RUN: %clang_cc1 -std=c++11 -triple x86_64-apple-darwin10 -emit-llvm -o - %s -fsanitize=bool,enum | FileCheck %s
enum E {
a = 1,
b = 2,
c = 3
};
struct S {
E e1 : 10;
};
// CHECK-LABEL: define i32 @_Z4loadP1S
E load(S *s) {
// CHECK: [[LOAD:%.*]] = load i16, i16* {{.*}}
// CHECK: [[CLEAR:%.*]] = and i16 [[LOAD]], 1023
// CHECK: [[CAST:%.*]] = zext i16 [[CLEAR]] to i32
// CHECK: icmp ule i32 [[CAST]], 3, !nosanitize
// CHECK: call void @__ubsan_handle_load_invalid_value
return s->e1;
}
struct Bool {
bool b1 : 1;
bool b2 : 7;
bool b3 : 16;
};
// CHECK-LABEL: define zeroext i1 @_Z13load_cpp_boolP4Bool
bool load_cpp_bool(Bool *b) {
// CHECK-NOT: call void @__ubsan_handle_load_invalid_value
// CHECK-NOT: !nosanitize
return b->b1 || b->b2 || b->b3;
}