| // RUN: %clang_cc1 -triple armv7-apple-ios -x c++ -emit-llvm -o - %s | FileCheck %s |
| // RUN: %clang_cc1 -triple arm64-apple-ios -x c++ -emit-llvm -o - %s | FileCheck %s |
| |
| // According to the Itanium ABI (3.1.1), types with non-trivial copy |
| // constructors passed by value should be passed indirectly, with the caller |
| // creating a temporary. |
| |
| struct Empty; |
| |
| struct Empty { |
| Empty(const Empty &e); |
| bool check(); |
| }; |
| |
| bool foo(Empty e) { |
| // CHECK: @_Z3foo5Empty(%struct.Empty* %e) |
| // CHECK: call {{.*}} @_ZN5Empty5checkEv(%struct.Empty* %e) |
| return e.check(); |
| } |
| |
| void caller(Empty &e) { |
| // CHECK: @_Z6callerR5Empty(%struct.Empty* dereferenceable({{[0-9]+}}) %e) |
| // CHECK: call {{.*}} @_ZN5EmptyC1ERKS_(%struct.Empty* [[NEWTMP:%.*]], %struct.Empty* |
| // CHECK: call {{.*}} @_Z3foo5Empty(%struct.Empty* [[NEWTMP]]) |
| foo(e); |
| } |
