133 lines · c
1// RUN: %clang_cc1 -triple %itanium_abi_triple -fsyntax-only -Wno-strict-prototypes -verify %s2 3// PR35884void g0(int, int);5void g0(); // expected-note{{previous declaration is here}} expected-note{{'g0' declared here}}6 7void f0(void) {8 g0(1, 2, 3); // expected-error{{too many arguments to function call}}9}10 11void g0(int); // expected-error{{conflicting types for 'g0'}}12 13int g1(int, int);14 15typedef int INT;16 17INT g1(x, y)18 int x;19 int y;20{21 return x + y;22}23 24int g2(int, int); // expected-note{{previous declaration is here}}25 26INT g2(x) // expected-error{{conflicting types for 'g2'}}27 int x;28{29 return x;30}31 32void test(void) {33 int f1;34 {35 void f1(double);36 {37 void f1(double); // expected-note{{previous declaration is here}}38 {39 int f1(int); // expected-error{{conflicting types for 'f1'}}40 }41 }42 }43}44 45extern void g3(int); // expected-note{{previous declaration is here}}46static void g3(int x) { } // expected-error{{static declaration of 'g3' follows non-static declaration}}47 48void test2(void) {49 extern int f2; // expected-note 2 {{previous definition is here}}50 {51 void f2(int); // expected-error{{redefinition of 'f2' as different kind of symbol}}52 }53 54 {55 int f2;56 {57 void f2(int); // expected-error{{redefinition of 'f2' as different kind of symbol}}58 }59 }60}61 62int outer1(int); // expected-note{{previous declaration is here}}63struct outer3 { };64int outer4(int); // expected-note{{previous declaration is here}}65int outer5; // expected-note{{previous definition is here}}66int *outer7(int);67 68void outer_test(void) {69 int outer1(float); // expected-error{{conflicting types for 'outer1'}}70 int outer2(int); // expected-note{{previous declaration is here}}71 int outer3(int); // expected-note{{previous declaration is here}}72 int outer4(int);73 int outer5(int); // expected-error{{redefinition of 'outer5' as different kind of symbol}}74 int* outer6(int); // expected-note{{previous declaration is here}}75 int *outer7(int);76 int outer8(int);77 78 int *ip7 = outer7(6);79}80 81int outer2(float); // expected-error{{conflicting types for 'outer2'}}82int outer3(float); // expected-error{{conflicting types for 'outer3'}}83int outer4(float); // expected-error{{conflicting types for 'outer4'}}84 85void outer_test2(int x) {86 int* ip = outer6(x); // expected-warning{{use of out-of-scope declaration of 'outer6'}}87 int *ip2 = outer7(x);88}89 90void outer_test3(void) {91 int *(*fp)(int) = outer8; // expected-error{{use of undeclared identifier 'outer8'}}92}93 94enum e { e1, e2 };95 96// GNU extension: prototypes and K&R function definitions97int isroot(short x, // expected-note{{previous declaration is here}}98 enum e);99 100int isroot(x, y)101 short x; // expected-warning{{promoted type 'int' of K&R function parameter is not compatible with the parameter type 'short' declared in a previous prototype}}102 unsigned int y;103{104 return x == 1;105}106 107// PR3817108void *h0(unsigned a0, ...);109extern __typeof (h0) h1 __attribute__((__sentinel__));110extern __typeof (h1) h1 __attribute__((__sentinel__));111 112// PR3840113void i0 (unsigned short a0);114extern __typeof (i0) i1;115extern __typeof (i1) i1;116 117typedef int a();118typedef int a2(int*);119a x;120a2 x2; // expected-note{{passing argument to parameter here}}121void test_x(void) {122 x(5);123 x2(5); // expected-error{{incompatible integer to pointer conversion passing 'int' to parameter of type 'int *'}}124}125 126enum e0 {one};127void f3();128void f3(enum e0 x) {}129 130enum incomplete_enum;131void f4(); // expected-note {{previous declaration is here}}132void f4(enum incomplete_enum); // expected-error {{conflicting types for 'f4'}}133