18 lines · cpp
1// RUN: %clang_cc1 -verify -fsyntax-only %s2 3int __attribute__((not_tail_called)) foo1(int a) {// expected-note {{'not_tail_called' attribute prevents being called as a tail call}}4 return a + 1; 5}6 7 8int foo2(int a) {9 [[clang::musttail]] 10 return foo1(a); // expected-error {{cannot perform a tail call to function 'foo1' because its signature is incompatible with the calling function}} 11}12 13int main() {14 int result = foo2(10); 15 return 0;16}17 18