1 // RUN: %clang_cc1 -emit-llvm -o - %s -fpascal-strings -fwchar-type=short -fno-signed-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
main(int argc,char * argv[])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: [i16 3, i16 98, i16 97, i16 114, i16 0]
33 // CHECK: [i16 4, i16 103, i16 111, i16 114, i16 102, i16 0]
34
35
36 // PR8856 - -fshort-wchar makes wchar_t be unsigned.
37 // CHECK: @test2
38 // CHECK: store volatile i32 1, i32* %isUnsigned
test2()39 void test2() {
40 volatile int isUnsigned = (wchar_t)-1 > (wchar_t)0;
41 }
42