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/* Check if sending messages to "underspecified" objects is handled gracefully. */
/* Author: Ziemowit Laski <zlaski@apple.com>. */
/* { dg-do compile } */
@class UnderSpecified;
typedef struct NotAClass {
int a, b;
} NotAClass;
void foo(UnderSpecified *u, NotAClass *n) {
[n nonexistent_method]; /* { dg-warning "invalid receiver type" } */
/* { dg-warning "no .\\-nonexistent_method. method found" "" { target *-*-* } 11 } */
[NotAClass nonexistent_method]; /* { dg-error ".NotAClass. is not an Objective\\-C class name or alias" } */
[u nonexistent_method]; /* { dg-warning ".UnderSpecified. may not respond to .\\-nonexistent_method." } */
[UnderSpecified nonexistent_method]; /* { dg-warning ".UnderSpecified. may not respond to .\\+nonexistent_method." } */
}
/* { dg-warning "Messages without a matching method signature" "" { target *-*-* } 0 } */
/* { dg-warning "will be assumed to return .id. and accept" "" { target *-*-* } 0 } */
/* { dg-warning ".\.\.\.. as arguments" "" { target *-*-* } 0 } */
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