llvm-project/clang/test/SemaCXX/eval-crashes.cpp

57 lines
1.2 KiB
C++

// RUN: %clang_cc1 -std=c++1z -verify %s
namespace pr32864_0 {
struct transfer_t {
void *fctx;
};
template <typename Ctx> class record {
void run() {
transfer_t t;
Ctx from{t.fctx};
}
};
}
namespace pr33140_0a {
struct S {
constexpr S(const int &a = 0) {}
};
void foo(void) { S s[2] = {}; }
}
namespace pr33140_0b {
bool bar(float const &f = 0);
bool foo() { return bar() && bar(); }
}
namespace pr33140_2 {
// FIXME: The declaration of 'b' below should lifetime-extend two int
// temporaries.
struct A { int &&r = 0; }; // expected-note 2{{initializing field 'r' with default member initializer}}
struct B { A x, y; };
B b = {}; // expected-warning 2{{not supported}}
}
namespace pr33140_3 {
typedef struct Y { unsigned int c; } Y_t;
struct X {
Y_t a;
};
struct X foo[2] = {[0 ... 1] = {.a = (Y_t){.c = 0}}}; // expected-warning {{C99 extension}}
}
namespace pr33140_6 {
struct Y { unsigned int c; };
struct X { struct Y *p; };
int f() {
// FIXME: This causes clang to crash.
//return (struct X[2]){ [0 ... 1] = { .p = &(struct Y&)(struct Y&&)(struct Y){0} } }[0].p->c;
return 0;
}
}
namespace pr33140_10 {
int a(const int &n = 0);
bool b() { return a() == a(); }
}