void testGetValue() {
MemPtr mem = MemPtr(new Mem(4));
mem->setValue(30);
int value = mem->getValueAsInt();
TS_ASSERT_EQUALS(value, 30);
mem->setValue(40);
value = mem->getValueAsInt();
TS_ASSERT_EQUALS(value, 40);
}
};
constexpr Union myUnion = 76;
constexpr int badness(Union u) { return u.a + u.b; } // expected-note {{read of member 'a' of union with active member 'b'}}
static_assert(badness(myUnion), ""); // expected-error {{constant expression}} \
expected-note {{in call to 'badness({.b = 76})'}}
struct MemPtrTest {
int n;
void f();
};
MemPtrTest mpt; // expected-note {{here}}
constexpr int MemPtr(int (MemPtrTest::*a), void (MemPtrTest::*b)(), int &c) {
return c; // expected-note {{read of non-constexpr variable 'mpt'}}
}
static_assert(MemPtr(&MemPtrTest::n, &MemPtrTest::f, mpt.*&MemPtrTest::n), ""); // expected-error {{constant expression}} \
expected-note {{in call to 'MemPtr(&MemPtrTest::n, &MemPtrTest::f, mpt.n)'}}
template<typename CharT>
constexpr CharT get(const CharT *p) { return p[-1]; } // expected-note 5{{}}
constexpr char c = get("test\0\\\"\t\a\b\234"); // \
expected-error {{}} expected-note {{"test\000\\\"\t\a\b\234"}}
constexpr char c8 = get(u8"test\0\\\"\t\a\b\234"); // \
expected-error {{}} expected-note {{u8"test\000\\\"\t\a\b\234"}}
constexpr char16_t c16 = get(u"test\0\\\"\t\a\b\234\u1234"); // \
expected-error {{}} expected-note {{u"test\000\\\"\t\a\b\234\u1234"}}
constexpr char32_t c32 = get(U"test\0\\\"\t\a\b\234\u1234\U0010ffff"); // \
expected-error {{}} expected-note {{U"test\000\\\"\t\a\b\234\u1234\U0010FFFF"}}
constexpr wchar_t wc = get(L"test\0\\\"\t\a\b\234\u1234\xffffffff"); // \
expected-error {{}} expected-note {{L"test\000\\\"\t\a\b\234\x1234\xFFFFFFFF"}}