1 // RUN: %clang_cc1 -emit-llvm -o -  %s -fpascal-strings -fshort-wchar  | FileCheck %s
2 // rdar://8020384
3 
4 #include <stddef.h>
5 
6 extern void abort (void);
7 
8 typedef unsigned short UInt16;
9 
10 typedef UInt16 UniChar;
11 
12 int main(int argc, char* argv[])
13 {
14 
15         char st[] = "\pfoo";            // pascal string
16         UniChar wt[] = L"\pbar";        // pascal Unicode string
17 	UniChar wt1[] = L"\p";
18 	UniChar wt2[] = L"\pgorf";
19 
20         if (st[0] != 3)
21           abort ();
22         if (wt[0] != 3)
23           abort ();
24         if (wt1[0] != 0)
25           abort ();
26         if (wt2[0] != 4)
27           abort ();
28 
29         return 0;
30 }
31 
32 // CHECK: c"\03\00b\00a\00r\00\00\00"
33 // CHECK: c"\04\00g\00o\00r\00f\00\00\00"
34 
35 
36 // PR8856 - -fshort-wchar makes wchar_t be unsigned.
37 // CHECK: @test2
38 // CHECK: store volatile i32 1, i32* %isUnsigned
39 void test2() {
40   volatile int isUnsigned = (wchar_t)-1 > (wchar_t)0;
41 }
42