1*f4a2713aSLionel Sambuc //RUN: %clang_cc1 -fsyntax-only -verify %s 2*f4a2713aSLionel Sambuc 3*f4a2713aSLionel Sambuc namespace PR16570 { 4*f4a2713aSLionel Sambuc int f1(int, int); 5*f4a2713aSLionel Sambuc int f2(const int, int); 6*f4a2713aSLionel Sambuc int f3(int&, int); 7*f4a2713aSLionel Sambuc int f4(const int&, int); 8*f4a2713aSLionel Sambuc good()9*f4a2713aSLionel Sambuc void good() { 10*f4a2713aSLionel Sambuc int(*g1)(int, int) = f1; 11*f4a2713aSLionel Sambuc int(*g2)(const int, int) = f1; 12*f4a2713aSLionel Sambuc int(*g3)(volatile int, int) = f1; 13*f4a2713aSLionel Sambuc int(*g4)(int, int) = f2; 14*f4a2713aSLionel Sambuc int(*g5)(const int, int) = f2; 15*f4a2713aSLionel Sambuc int(*g6)(volatile int, int) = f2; 16*f4a2713aSLionel Sambuc int(*g7)(int&, int) = f3; 17*f4a2713aSLionel Sambuc int(*g8)(const int&, int) = f4; 18*f4a2713aSLionel Sambuc } 19*f4a2713aSLionel Sambuc bad()20*f4a2713aSLionel Sambuc void bad() { 21*f4a2713aSLionel Sambuc void (*g1)(int, int) = f1; 22*f4a2713aSLionel Sambuc // expected-error@-1 {{different return type ('void' vs 'int'}} 23*f4a2713aSLionel Sambuc const int (*g2)(int, int) = f1; 24*f4a2713aSLionel Sambuc // expected-error@-1 {{different return type ('const int' vs 'int')}} 25*f4a2713aSLionel Sambuc 26*f4a2713aSLionel Sambuc int (*g3)(char, int) = f1; 27*f4a2713aSLionel Sambuc // expected-error@-1 {{type mismatch at 1st parameter ('char' vs 'int')}} 28*f4a2713aSLionel Sambuc int (*g4)(int, char) = f1; 29*f4a2713aSLionel Sambuc // expected-error@-1 {{type mismatch at 2nd parameter ('char' vs 'int')}} 30*f4a2713aSLionel Sambuc 31*f4a2713aSLionel Sambuc int (*g5)(int) = f1; 32*f4a2713aSLionel Sambuc // expected-error@-1 {{different number of parameters (1 vs 2)}} 33*f4a2713aSLionel Sambuc 34*f4a2713aSLionel Sambuc int (*g6)(int, int, int) = f1; 35*f4a2713aSLionel Sambuc // expected-error@-1 {{different number of parameters (3 vs 2)}} 36*f4a2713aSLionel Sambuc 37*f4a2713aSLionel Sambuc int (*g7)(const int, char) = f1; 38*f4a2713aSLionel Sambuc // expected-error@-1 {{type mismatch at 2nd parameter ('char' vs 'int')}} 39*f4a2713aSLionel Sambuc int (*g8)(int, char) = f2; 40*f4a2713aSLionel Sambuc // expected-error@-1 {{type mismatch at 2nd parameter ('char' vs 'int')}} 41*f4a2713aSLionel Sambuc int (*g9)(const int&, char) = f3; 42*f4a2713aSLionel Sambuc // expected-error@-1 {{type mismatch at 1st parameter ('const int &' vs 'int &')}} 43*f4a2713aSLionel Sambuc int (*g10)(int&, char) = f4; 44*f4a2713aSLionel Sambuc // expected-error@-1 {{type mismatch at 1st parameter ('int &' vs 'const int &')}} 45*f4a2713aSLionel Sambuc } 46*f4a2713aSLionel Sambuc 47*f4a2713aSLionel Sambuc typedef void (*F)(const char * __restrict__, int); 48*f4a2713aSLionel Sambuc void g(const char *, unsigned); 49*f4a2713aSLionel Sambuc F f = g; 50*f4a2713aSLionel Sambuc // expected-error@-1 {{type mismatch at 2nd parameter ('int' vs 'unsigned int')}} 51*f4a2713aSLionel Sambuc 52*f4a2713aSLionel Sambuc } 53