1 // Ensure that we cannot disable strict prototypes, no matter how hard we try. 2 3 // RUN: not %clang -fno-no-knr-functions -x c++ %s 2>&1 | FileCheck --check-prefixes=NONO %s 4 // RUN: not %clang -fno-no-knr-functions -x c %s 2>&1 | FileCheck --check-prefixes=NONO %s 5 // RUN: not %clang -fno-no-knr-functions -std=c89 -x c %s 2>&1 | FileCheck --check-prefixes=NONO %s 6 // RUN: not %clang -fknr-functions -x c++ %s 2>&1 | FileCheck --check-prefixes=POS %s 7 // RUN: not %clang -fknr-functions -x c %s 2>&1 | FileCheck --check-prefixes=POS %s 8 // RUN: not %clang -fknr-functions -std=c89 -x c %s 2>&1 | FileCheck --check-prefixes=POS %s 9 10 // Ensure that the driver flag is actually accepted though. 11 // RUN: %clang -fno-knr-functions -### %s 2>&1 | FileCheck --check-prefixes=ACCEPTED %s 12 13 // NONO: error: unknown argument: '-fno-no-knr-functions' 14 // POS: error: unknown argument: '-fknr-functions' 15 // ACCEPTED-NOT: warning: argument unused during compilation: '-fno-knr-functions' 16