1 // RUN: %clang_cc1 -std=c++11 -Wno-gnu-alignof-expression -emit-llvm %s -o - -triple=%itanium_abi_triple | FileCheck %s --check-prefix=CHECK-NEW
2 // 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-OLD
3
4 // Verify the difference in mangling for alignof and __alignof__ in a new ABI
5 // compat mode.
6
f1(decltype(alignof (T)) )7 template <class T> void f1(decltype(alignof(T))) {}
8 template void f1<int>(__SIZE_TYPE__);
9 // CHECK-OLD: void @_Z2f1IiEvDTatT_E
10 // CHECK-NEW: void @_Z2f1IiEvDTatT_E
11
f2(decltype(__alignof__ (T)) )12 template <class T> void f2(decltype(__alignof__(T))) {}
13 template void f2<int>(__SIZE_TYPE__);
14 // CHECK-OLD: void @_Z2f2IiEvDTatT_E
15 // CHECK-NEW: void @_Z2f2IiEvDTu11__alignof__T_E
16
17 template <class T> void f3(decltype(alignof(T(0)))) {}
18 template void f3<int>(__SIZE_TYPE__);
19 // CHECK-OLD: void @_Z2f3IiEvDTazcvT_Li0EE
20 // CHECK-NEW: void @_Z2f3IiEvDTazcvT_Li0EE
21
22 template <class T> void f4(decltype(__alignof__(T(0)))) {}
23 template void f4<int>(__SIZE_TYPE__);
24 // CHECK-OLD: void @_Z2f4IiEvDTazcvT_Li0EE
25 // CHECK-NEW: void @_Z2f4IiEvDTu11__alignof__XcvT_Li0EEEE
26