llvm-project/clang/test/SemaTemplate/instantiate-exception-spec.cpp

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944 B
C++

// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -verify %s -DERRORS
// RUN: %clang_cc1 -fexceptions -fcxx-exceptions -emit-llvm-only %s
#ifdef ERRORS
template<typename T> void f1(T*) throw(T); // expected-error{{incomplete type 'Incomplete' is not allowed in exception specification}}
struct Incomplete; // expected-note{{forward}}
void test_f1(Incomplete *incomplete_p, int *int_p) {
f1(int_p);
f1(incomplete_p); // expected-note{{instantiation of}}
}
#endif
template<typename T> void f(void (*p)() throw(T)) {
#ifdef ERRORS
void (*q)() throw(char) = p; // expected-error {{target exception spec}}
extern void (*p2)() throw(T);
void (*q2)() throw(char) = p2; // expected-error {{target exception spec}}
extern void (*p3)() throw(char);
void (*q3)() throw(T) = p3; // expected-error {{target exception spec}}
void (*q4)() throw(T) = p2; // ok
#endif
p();
}
void g() { f<int>(0); } // expected-note {{instantiation of}}