26 lines · cpp
1// RUN: %clang_cc1 -std=c++11 -Wno-gnu-alignof-expression -emit-llvm %s -o - -triple=%itanium_abi_triple | FileCheck %s --check-prefix=CHECK-NEW2// RUN: %clang_cc1 -std=c++11 -Wno-gnu-alignof-expression -emit-llvm %s -o - -triple=%itanium_abi_triple -fclang-abi-compat=11 | FileCheck %s --check-prefix=CHECK-OLD3 4// Verify the difference in mangling for alignof and __alignof__ in a new ABI5// compat mode.6 7template <class T> void f1(decltype(alignof(T))) {}8template void f1<int>(__SIZE_TYPE__);9// CHECK-OLD: void @_Z2f1IiEvDTatT_E10// CHECK-NEW: void @_Z2f1IiEvDTatT_E11 12template <class T> void f2(decltype(__alignof__(T))) {}13template void f2<int>(__SIZE_TYPE__);14// CHECK-OLD: void @_Z2f2IiEvDTatT_E15// CHECK-NEW: void @_Z2f2IiEvDTu11__alignof__T_E16 17template <class T> void f3(decltype(alignof(T(0)))) {}18template void f3<int>(__SIZE_TYPE__);19// CHECK-OLD: void @_Z2f3IiEvDTazcvT_Li0EE20// CHECK-NEW: void @_Z2f3IiEvDTazcvT_Li0EE21 22template <class T> void f4(decltype(__alignof__(T(0)))) {}23template void f4<int>(__SIZE_TYPE__);24// CHECK-OLD: void @_Z2f4IiEvDTazcvT_Li0EE25// CHECK-NEW: void @_Z2f4IiEvDTu11__alignof__XcvT_Li0EEEE26