54 lines
1.6 KiB
Plaintext
54 lines
1.6 KiB
Plaintext
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// RUN: %clang_cc1 -std=c++11 -fsyntax-only -fobjc-arc -verify -fblocks -fobjc-exceptions %s
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// "Move" semantics, trivial version.
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void move_it(__strong id &&from) {
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id to = static_cast<__strong id&&>(from);
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}
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// Deduction with 'auto'.
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@interface A
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+ alloc;
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- init;
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@end
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// Ensure that deduction works with lifetime qualifiers.
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void deduction(id obj) {
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auto a = [[A alloc] init];
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__strong A** aPtr = &a;
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auto a2([[A alloc] init]);
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__strong A** aPtr2 = &a2;
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__strong id *idp = new auto(obj);
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__strong id array[17];
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for (auto x : array) {
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__strong id *xPtr = &x;
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}
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@try {
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} @catch (auto e) { // expected-error {{'auto' not allowed in exception declaration}}
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}
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}
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// rdar://problem/11068137
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void test1a() {
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__autoreleasing id p; // expected-note 2 {{'p' declared here}}
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(void) [&p] {};
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(void) [p] {}; // expected-error {{cannot capture __autoreleasing variable in a lambda by copy}}
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(void) [=] { (void) p; }; // expected-error {{cannot capture __autoreleasing variable in a lambda by copy}}
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}
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void test1b() {
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__autoreleasing id v;
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__autoreleasing id &p = v; // expected-note 2 {{'p' declared here}}
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(void) [&p] {};
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(void) [p] {}; // expected-error {{cannot capture __autoreleasing variable in a lambda by copy}}
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(void) [=] { (void) p; }; // expected-error {{cannot capture __autoreleasing variable in a lambda by copy}}
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}
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void test1c() {
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__autoreleasing id v; // expected-note {{'v' declared here}}
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__autoreleasing id &p = v;
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(void) ^{ (void) p; };
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(void) ^{ (void) v; }; // expected-error {{cannot capture __autoreleasing variable in a block}}
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}
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