1*f4a2713aSLionel Sambuc// RUN: %clang_cc1 -triple x86_64-apple-macosx10.8.0 -fobjc-runtime=macosx-10.8.0 -fsyntax-only -Wunused-function %s > %t.nonarc 2>&1 2*f4a2713aSLionel Sambuc// RUN: %clang_cc1 -triple x86_64-apple-macosx10.8.0 -fobjc-runtime=macosx-10.8.0 -fsyntax-only -Wunused-function -fobjc-arc %s > %t.arc 2>&1 3*f4a2713aSLionel Sambuc// RUN: FileCheck -input-file=%t.nonarc %s 4*f4a2713aSLionel Sambuc// RUN: FileCheck -input-file=%t.arc -check-prefix=ARC %s 5*f4a2713aSLionel Sambuc 6*f4a2713aSLionel Sambucstatic void bar() {} // Intentionally unused. 7*f4a2713aSLionel Sambuc 8*f4a2713aSLionel Sambucvoid foo(id self) { 9*f4a2713aSLionel Sambuc __weak id weakSelf = self; 10*f4a2713aSLionel Sambuc} 11*f4a2713aSLionel Sambuc 12*f4a2713aSLionel Sambuc// CHECK: 9:13: warning: __weak attribute cannot be specified on an automatic variable when ARC is not enabled 13*f4a2713aSLionel Sambuc// CHECK: 6:13: warning: unused function 'bar' 14*f4a2713aSLionel Sambuc// CHECK: 2 warnings generated 15*f4a2713aSLionel Sambuc// ARC: 6:13: warning: unused function 'bar' 16*f4a2713aSLionel Sambuc// ARC: 1 warning generated 17