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// RUN: %clang_cc1 %s -fsyntax-only -pedantic -verify
void foo() {
return foo();
}
// PR6451 - C++ Jump checking
struct X {
X();
};
void test2() {
goto later; // expected-error {{cannot jump}}
X x; // expected-note {{jump bypasses variable initialization}}
later:
;
}
namespace PR6536 {
struct A {};
void a() { goto out; A x; out: return; }
}
void test3() {
__asm__ ("":"+r" (test3)); // expected-error{{invalid lvalue in asm output}}
}
void test4(); // expected-note{{possible target for call}}
void test4(int) { // expected-note{{possible target for call}}
// expected-error@+1{{overloaded function could not be resolved}}
__asm__ ("":"+r" (test4)); // expected-error{{invalid lvalue in asm output}}
}
void test5() {
char buf[1];
__asm__ ("":"+r" (buf));
}
struct MMX_t {};
void test6() { __asm__("" : "=m"(*(MMX_t *)0)); }
template <typename T>
T test7(T v) {
return ({ // expected-warning{{use of GNU statement expression extension}}
T a = v;
a;
});
}
void test8() {
int a = test7(1);
double b = test7(2.0);
}
template <typename T>
T test9(T v) {
return ({ // expected-warning {{use of GNU statement expression extension}}
T a = v;
a; // expected-warning {{expression result unused}}
;
;
});
}
void test10() {
int a = test9(1); // expected-note {{in instantiation of function template specialization 'test9<int>' requested here}}
// expected-error@-10 {{cannot initialize return object of type 'int' with an rvalue of type 'void'}}
}
namespace GH48405 {
void foo() {
struct S {
int i;
int j = ({i;}); // expected-error {{invalid use of non-static data member 'i'}}
// expected-error@-1 {{cannot initialize a member subobject of type 'int' with an rvalue of type 'void'}}
// expected-warning@-2 {{use of GNU statement expression extension}}
};
}
}
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