Timm Baeder a07aba5d44
[clang] Rename all AST/Interp stuff to AST/ByteCode (#104552)
"Interp" clashes with the clang interpreter and people often confuse
this.
2024-08-16 17:13:12 +02:00

56 lines
1.1 KiB
C++

// RUN: %clang_cc1 -fexperimental-new-constant-interpreter -verify %s
// RUN: %clang_cc1 -verify=ref %s
enum class EC : short {
A, B, C
};
static_assert(static_cast<int>(EC::A) == 0, "");
static_assert(static_cast<int>(EC::B) == 1, "");
static_assert(static_cast<int>(EC::C) == 2, "");
static_assert(sizeof(EC) == sizeof(short), "");
constexpr EC ec = EC::C;
static_assert(static_cast<int>(ec) == 2, "");
constexpr int N = 12;
constexpr int M = 2;
enum CE {
ONE = -1,
TWO = 2,
THREE,
FOUR = 4,
FIVE = N + M,
SIX = FIVE + 2,
MAX = __INT_MAX__ * 2U + 1U
};
static_assert(ONE == -1, "");
static_assert(THREE == 3, "");
static_assert(FIVE == 14, "");
static_assert(SIX == 16, "");
constexpr EC testEnums() {
EC e = EC::C;
e = EC::B;
EC::B = e; // expected-error{{expression is not assignable}} \
// ref-error{{expression is not assignable}}
return e;
}
constexpr EC getB() {
EC e = EC::C;
e = EC::B;
return e;
}
static_assert(getB() == EC::B, "");
namespace B {
enum E : bool { Zero, One };
static_assert((int)(E)2 == 1, "");
} // namespace B