1 // RUN: %clang_cc1 -DSTDCPP11 -std=c++11 -verify -fsyntax-only %s
2 // RUN: %clang_cc1 -DSTDGNU11 -std=gnu++11 -verify -fsyntax-only %s
3 // RUN: %clang_cc1 -DSTDGNU11TRI -ftrigraphs -std=gnu++11 -verify -fsyntax-only %s
4 // RUN: %clang_cc1 -DSTDCPP17 -std=c++1z -verify -fsyntax-only %s
5 // RUN: %clang_cc1 -DSTDCPP17TRI -ftrigraphs -std=c++1z -verify -fsyntax-only %s
6 // RUN: %clang_cc1 -DMSCOMPAT -fms-compatibility -std=c++11 -verify -fsyntax-only %s
7 
8 void foo() {
9 #if defined(NOFLAGS) || defined(STDCPP11) || defined(STDGNU11TRI) || \
10     defined(STDCPP17TRI)
11   const char c[] = "??/n"; // expected-warning{{trigraph converted to '\' character}}
12 #elif defined(STDGNU11) || defined(STDCPP17) || defined(MSCOMPAT)
13   const char c[] = "??/n"; // expected-warning{{trigraph ignored}}
14 #else
15 #error Not handled.
16 #endif
17 }
18