1// RUN: %clang_cc1 -fpass-by-value-is-noalias -triple arm64-apple-iphoneos -emit-llvm -disable-llvm-optzns -fobjc-runtime-has-weak -fobjc-arc -fobjc-dispatch-method=mixed %s -o - 2>&1 | FileCheck --check-prefix=WITH_NOALIAS %s 2// RUN: %clang_cc1 -triple arm64-apple-iphoneos -emit-llvm -disable-llvm-optzns -fobjc-runtime-has-weak -fobjc-arc -fobjc-dispatch-method=mixed %s -o - 2>&1 | FileCheck --check-prefix=NO_NOALIAS %s 3 4@interface Bar 5@property char value; 6@end 7 8// A struct large enough so it is not passed in registers on ARM64, but with a 9// weak reference, so noalias should not be added even with 10// -fpass-by-value-is-noalias. 11struct Foo { 12 int a; 13 int b; 14 int c; 15 int d; 16 int e; 17 Bar *__weak f; 18}; 19 20// WITH_NOALIAS: define{{.*}} void @take(%struct.Foo* %arg) 21// NO_NOALIAS: define{{.*}} void @take(%struct.Foo* %arg) 22void take(struct Foo arg) {} 23