File: fake-use-while.c

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// RUN: %clang_cc1 %s -emit-llvm -fextend-variable-liveness -o - | FileCheck %s
//
// Check we don't assert when there is no more code after a while statement
// and the body of the while statement ends in a return, i.e. no insertion point
// is available.

// CHECK: define{{.*}}foo
// CHECK: call{{.*}}llvm.fake.use

void foo() {
  {
    while (1) {
      int ret;
      if (1)
        return;
    }
  }
}