1 // RUN: %clang_cc1 -emit-llvm-only -x c++ -std=c++11 -triple %itanium_abi_triple -verify %s -DN=1
2 // RUN: %clang_cc1 -emit-llvm-only -x c++ -std=c++11 -triple %itanium_abi_triple -verify %s -DN=2
3 // RUN: %clang_cc1 -emit-llvm-only -x c++ -std=c++11 -triple %itanium_abi_triple -verify %s -DN=3
4 
5 struct A { int a; };
6 
7 #if N == 1
8 // ChooseExpr
9 template<class T> void test(int (&)[sizeof(__builtin_choose_expr(true, 1, 1), T())]) {} // expected-error {{cannot yet mangle}}
10 template void test<int>(int (&)[sizeof(int)]);
11 
12 #elif N == 2
13 // CompoundLiteralExpr
14 template<class T> void test(int (&)[sizeof((A){}, T())]) {} // expected-error {{cannot yet mangle}}
15 template void test<int>(int (&)[sizeof(A)]);
16 
17 #elif N == 3
18 // DesignatedInitExpr
19 template<class T> void test(int (&)[sizeof(A{.a = 10}, T())]) {} // expected-error {{cannot yet mangle}}
20 template void test<int>(int (&)[sizeof(A)]);
21 
22 // FIXME: There are several more cases we can't yet mangle.
23 
24 #else
25 #error unknown N
26 #endif
27