27 lines
1.1 KiB
C++
27 lines
1.1 KiB
C++
// RUN: %clang_cc1 -verify -std=c++11 %s
|
|
|
|
using T = int[];
|
|
|
|
void f() {
|
|
int *p = &(int&)(int&&)0; // expected-warning {{temporary whose address is used as value of local variable 'p' will be destroyed at the end of the full-expression}}
|
|
|
|
int *q = (int *const &)T{1, 2, 3}; // expected-warning {{temporary whose address is used as value of local variable 'q' will be destroyed at the end of the full-expression}}
|
|
|
|
// FIXME: We don't warn here because the 'int*' temporary is not const, but
|
|
// it also can't have actually changed since it was created, so we could
|
|
// still warn.
|
|
int *r = (int *&&)T{1, 2, 3};
|
|
|
|
// FIXME: The wording of this warning is not quite right. There are two
|
|
// temporaries here: an 'int* const' temporary that points to the array, and
|
|
// is lifetime-extended, and an array temporary that the pointer temporary
|
|
// points to, which doesn't live long enough.
|
|
int *const &s = (int *const &)T{1, 2, 3}; // expected-warning {{temporary bound to local reference 's' will be destroyed at the end of the full-expression}}
|
|
}
|
|
|
|
// PR38355
|
|
void g() {
|
|
const int a[] = {a[0]};
|
|
const int b[] = {a[0]};
|
|
}
|