1 // RUN: %clang -### %s -fescaping-block-tail-calls -fno-escaping-block-tail-calls 2> %t 2 // RUN: FileCheck --check-prefix=CHECK-DISABLE < %t %s 3 // CHECK-DISABLE: "-fno-escaping-block-tail-calls" 4 5 // RUN: %clang -### %s -fno-escaping-block-tail-calls -fescaping-block-tail-calls 2> %t 6 // RUN: FileCheck --check-prefix=CHECK-NO-DISABLE < %t %s 7 // RUN: %clang -### %s 2> %t 8 // RUN: FileCheck --check-prefix=CHECK-NO-DISABLE < %t %s 9 // CHECK-NO-DISABLE-NOT: "-fno-escaping-block-tail-calls" 10