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// RUN: clang %s -verify -fblocks -fsyntax-only

int a() { 
  A:if (1) xx();
  return ^{A:return 1;}();
}
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; return ^{ A:return 1;}(); // expected-error {{use of undeclared label 'A'}}
}
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