freebsd-dev/test/Sema/block-labels.c

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// RUN: %clang_cc1 %s -verify -fblocks -fsyntax-only
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void xx();
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int a() {
A:
if (1) xx();
return ^{
A: return 1;
}();
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}
int b() {
A: return ^{int a; A:return 1;}();
}
int d() {
A: return ^{int a; A: a = ^{int a; A:return 1;}() + ^{int b; A:return 2;}(); return a; }();
}
int c() {
goto A; // expected-error {{use of undeclared label 'A'}}
return ^{
A:
return 1;
}();
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}