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// RUN: rm -rf %t
// RUN: %clang_cc1 -fmodules -Wreturn-type -fmodules-cache-path=%t -I %S/Inputs %s -verify -Wno-objc-root-class
@class C2;
@class C3;
@class C3;
@import redecl_merge_left;
typedef struct my_struct_type *my_struct_ref;
@protocol P4;
@class C3;
@class C3;
int *call_eventually_noreturn(void) {
eventually_noreturn();
} // expected-warning{{control reaches end of non-void function}}
int *call_eventually_noreturn2(void) {
eventually_noreturn2();
} // expected-warning{{control reaches end of non-void function}}
@import redecl_merge_right;
int *call_eventually_noreturn_again(void) {
eventually_noreturn();
}
int *call_eventually_noreturn2_again(void) {
// noreturn and non-noreturn functions have different types
eventually_noreturn2(); // expected-error{{call to 'eventually_noreturn2' is ambiguous}}
// expected-note@93{{candidate function}}
// expected-note@90{{candidate function}}
}
@implementation A
- (Super*)init { return self; }
@end
void f(A *a) {
[a init];
}
@class A;
B *f1() {
return [B create_a_B];
}
@class B;
void testProtoMerge(id<P1> p1, id<P2> p2) {
[p1 protoMethod1];
[p2 protoMethod2];
}
struct S1 {
int s1_field;
};
struct S3 {
int s3_field;
};
void testTagMerge() {
consume_S1(produce_S1());
struct S2 s2;
s2.field = 0;
consume_S2(produce_S2());
struct S1 s1;
s1.s1_field = 0;
consume_S3(produce_S3());
struct S4 s4;
s4.field = 0;
consume_S4(produce_S4());
struct S3 s3;
s3.s3_field = 0;
}
void testTypedefMerge(int i, double d) {
T1 *ip = &i;
// FIXME: Typedefs aren't actually merged in the sense of other merges, because
// we should only merge them when the types are identical.
// in other file: expected-note@60{{candidate found by name lookup is 'T2'}}
// in other file: expected-note@63{{candidate found by name lookup is 'T2'}}
T2 *dp = &d; // expected-error{{reference to 'T2' is ambiguous}}
}
void testFuncMerge(int i) {
func0(i);
func1(i);
// in other file: expected-note@64{{candidate function}}
// in other file: expected-note@70{{candidate function}}
func2(i); // expected-error{{call to 'func2' is ambiguous}}
}
void testVarMerge(int i) {
var1 = i;
// in other files: expected-note@77 2{{candidate found by name lookup is 'var2'}}
var2 = i; // expected-error{{reference to 'var2' is ambiguous}}
// in other files: expected-note@79 2{{candidate found by name lookup is 'var3'}}
var3 = i; // expected-error{{reference to 'var3' is ambiguous}}
}
// Test redeclarations of entities in explicit submodules, to make
// sure we're maintaining the declaration chains even when normal name
// lookup can't see what we're looking for.
void testExplicit() {
Explicit *e;
int *(*fp)(void) = &explicit_func;
int *ip = explicit_func();
// FIXME: Should complain about definition not having been imported.
struct explicit_struct es = { 0 };
}
// Test resolution of declarations from multiple modules with no
// common original declaration.
void test_C(C *c) {
c = get_a_C();
accept_a_C(c);
}
void test_C2(C2 *c2) {
c2 = get_a_C2();
accept_a_C2(c2);
}
void test_C3(C3 *c3) {
c3 = get_a_C3();
accept_a_C3(c3);
}
C4 *global_C4;
ClassWithDef *cwd1;
@import redecl_merge_left_left;
void test_C4a(C4 *c4) {
global_C4 = c4 = get_a_C4();
accept_a_C4(c4);
}
void test_ClassWithDef(ClassWithDef *cwd) {
[cwd method];
}
@import redecl_merge_bottom;
void test_C4b() {
if (&refers_to_C4) {
}
}
@implementation B
+ (B*)create_a_B { return 0; }
@end
void g(A *a) {
[a init];
}
@protocol P3
- (void)p3_method;
@end
id<P4> p4;
id<P3> p3;
// Make sure we don't get conflicts with 'id'.
funcptr_with_id fid;
id id_global;
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