47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
// RUN: %clang_cc1 -funknown-anytype -fsyntax-only -verify %s
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namespace test0 {
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extern __unknown_anytype test0;
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extern __unknown_anytype test1();
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extern __unknown_anytype test2(int);
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}
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namespace test1 {
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extern __unknown_anytype foo;
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int test() {
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// TODO: it would be great if the 'cannot initialize' errors
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// turned into something more interesting. It's just a matter of
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// making sure that these locations check for placeholder types
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// properly.
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int x = foo; // expected-error {{'foo' has unknown type}}
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int y = 0 + foo; // expected-error {{'foo' has unknown type}}
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return foo; // expected-error {{'foo' has unknown type}}
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}
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}
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namespace test2 {
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extern __unknown_anytype foo();
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void test() {
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foo(); // expected-error {{'foo' has unknown return type}}
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}
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}
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namespace test3 {
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extern __unknown_anytype foo;
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void test() {
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foo(); // expected-error {{call to unsupported expression with unknown type}}
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((void(void)) foo)(); // expected-error {{variable 'foo' with unknown type cannot be given a function type}}
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}
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}
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// rdar://problem/9899447
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namespace test4 {
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extern __unknown_anytype test0(...);
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extern __unknown_anytype test1(...);
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void test() {
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void (*fn)(int) = (void(*)(int)) test0;
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int x = (int) test1; // expected-error {{function 'test1' with unknown type must be given a function type}}
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}
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}
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