79 lines
1.8 KiB
C
79 lines
1.8 KiB
C
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// RUN: %clang_cc1 -fsyntax-only -verify %s -fblocks
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void test_gotos() {
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goto L1; // expected-error {{use of undeclared label 'L1'}}
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goto L3; // OK
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#pragma clang __debug captured
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{
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L1:
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goto L2; // OK
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L2:
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goto L3; // expected-error {{use of undeclared label 'L3'}}
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}
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L3: ;
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}
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void test_break_continue() {
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while (1) {
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#pragma clang __debug captured
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{
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break; // expected-error {{'break' statement not in loop or switch statement}}
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continue; // expected-error {{'continue' statement not in loop statement}}
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}
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}
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}
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void test_return() {
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while (1) {
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#pragma clang __debug captured
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{
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return; // expected-error {{cannot return from default captured statement}}
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}
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}
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}
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void test_nest() {
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int x;
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#pragma clang __debug captured
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{
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int y;
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#pragma clang __debug captured
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{
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int z;
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#pragma clang __debug captured
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{
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x = z = y; // OK
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}
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}
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}
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}
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void test_nest_block() {
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__block int x; // expected-note {{'x' declared here}}
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int y;
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^{
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int z;
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#pragma clang __debug captured
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{
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x = y; // expected-error{{__block variable 'x' cannot be captured in a captured statement}}
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y = z; // expected-error{{variable is not assignable (missing __block type specifier)}}
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z = y; // OK
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}
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}();
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__block int a; // expected-note 2 {{'a' declared here}}
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int b;
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#pragma clang __debug captured
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{
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__block int c;
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int d;
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^{
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a = b; // expected-error{{__block variable 'a' cannot be captured in a captured statement}}
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b = d; // OK - Consistent with block inside a lambda
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c = a; // expected-error{{__block variable 'a' cannot be captured in a captured statement}}
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c = d; // OK
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d = b; // expected-error{{variable is not assignable (missing __block type specifier)}}
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}();
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}
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}
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