33 lines
1.2 KiB
C++
33 lines
1.2 KiB
C++
// RUN: %clangxx -fsanitize=enum %s -O3 -o %t && %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
|
|
|
|
// FIXME: UBSan fails to add the correct instrumentation code for some reason on
|
|
// Windows.
|
|
// XFAIL: target={{.*windows-msvc.*}}
|
|
|
|
enum E { a = 1 };
|
|
enum class EClass { a = 1 };
|
|
enum class EBool : bool { a = 1 } e3;
|
|
enum EEmpty {};
|
|
enum EMinus { em = -1 };
|
|
|
|
int main(int argc, char **argv) {
|
|
E e1 = static_cast<E>(0xFFFFFFFF);
|
|
EClass e2 = static_cast<EClass>(0xFFFFFFFF);
|
|
EEmpty e4 = static_cast<EEmpty>(1);
|
|
EEmpty e5 = static_cast<EEmpty>(2);
|
|
EMinus e6 = static_cast<EMinus>(1);
|
|
EMinus e7 = static_cast<EMinus>(2);
|
|
|
|
for (unsigned char *p = (unsigned char *)&e3; p != (unsigned char *)(&e3 + 1);
|
|
++p)
|
|
*p = 0xff;
|
|
|
|
return ((int)e1 != -1) & ((int)e2 != -1) &
|
|
// CHECK: error: load of value 4294967295, which is not a valid value for type 'E'
|
|
((int)e3 != -1) & ((int)e4 == 1) &
|
|
// CHECK: error: load of value <unknown>, which is not a valid value for type 'enum EBool'
|
|
((int)e5 == 2) & ((int)e6 == 1) &
|
|
// CHECK: error: load of value 2, which is not a valid value for type 'EEmpty'
|
|
((int)e7 == 2);
|
|
// CHECK: error: load of value 2, which is not a valid value for type 'EMinus'
|
|
}
|