1 // RUN: %clang_cc1 -triple i386-pc-win32 -fsyntax-only -fno-wchar -verify %s
2 // RUN: %clang_cc1 -triple i386-pc-win32 -fsyntax-only -fno-wchar -verify -std=c++98 %s
3 // RUN: %clang_cc1 -triple i386-pc-win32 -fsyntax-only -fno-wchar -verify -std=c++11 %s
4 wchar_t x; // expected-error {{unknown type name 'wchar_t'}}
5
6 typedef unsigned short wchar_t;
7 void foo(const wchar_t* x);
8
bar()9 void bar() {
10 foo(L"wide string literal");
11 }
12
13 void foo1(wchar_t * t = L"");
14 #if __cplusplus <= 199711L
15 // expected-warning@-2 {{conversion from string literal to 'wchar_t *' (aka 'unsigned short *') is deprecated}}
16 #else
17 // expected-warning@-4 {{ISO C++11 does not allow conversion from string literal to 'wchar_t *' (aka 'unsigned short *')}}
18 #endif
19
20 short *a = L"";
21 // expected-error@-1 {{cannot initialize a variable of type 'short *' with an lvalue of type 'const unsigned short [1]'}}
22 char *b = L"";
23 // expected-error@-1 {{cannot initialize a variable of type 'char *' with an lvalue of type 'const unsigned short [1]'}}
24
25 // NOTE: MSVC allows deprecated conversion in conditional expression if at least
26 // one of the operand is a string literal but Clang doesn't allow it.
27 wchar_t *c = true ? L"a" : L"";
28 // expected-error@-1 {{cannot initialize a variable of type 'wchar_t *' (aka 'unsigned short *') with}}
29
30 const wchar_t *d1 = 0;
31 const wchar_t *d2 = 0;
32 wchar_t *d = true ? d1 : d2;
33 // expected-error@-1 {{cannot initialize a variable of type 'wchar_t *' (aka 'unsigned short *') with}}
34
35 wchar_t* e = (const wchar_t*)L"";
36 // expected-error@-1 {{cannot initialize a variable of type 'wchar_t *' (aka 'unsigned short *') with an rvalue of type 'const wchar_t *' (aka 'const unsigned short *')}}
37