1 // RUN: %clang_cc1 -fblocks -fsyntax-only -Wunused-parameter %s 2>&1 | FileCheck %s 2 // RUN: %clang_cc1 -fblocks -fsyntax-only -Wunused %s 2>&1 | FileCheck -check-prefix=CHECK-unused %s 3 4 int f0(int x, 5 int y, 6 int z __attribute__((unused))) { 7 return x; 8 } 9 10 void f1() { 11 (void)^(int x, 12 int y, 13 int z __attribute__((unused))) { return x; }; 14 } 15 16 // Used when testing '-Wunused' to see that we only emit one diagnostic, and no 17 // warnings for the above cases. 18 static void achor() {}; 19 20 // CHECK: 5:12: warning: unused parameter 'y' 21 // CHECK: 12:15: warning: unused parameter 'y' 22 // CHECK-unused: 1 warning generated 23 24 // RUN: %clang_cc1 -fblocks -fsyntax-only -Weverything %s 2>&1 | FileCheck -check-prefix=CHECK-everything %s 25 // RUN: not %clang_cc1 -fblocks -fsyntax-only -Weverything -Werror %s 2>&1 | FileCheck -check-prefix=CHECK-everything-error %s 26 // RUN: %clang_cc1 -fblocks -fsyntax-only -Weverything -Wno-unused %s 2>&1 | FileCheck -check-prefix=CHECK-everything-no-unused %s 27 // CHECK-everything: 6 warnings generated 28 // CHECK-everything-error: 5 errors generated 29 // CHECK-everything-no-unused: 5 warnings generated 30 31