pascal-wchar-string.c
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// RUN: %clang_cc1 -emit-llvm -o - %s -fpascal-strings -fwchar-type=short -fno-signed-wchar | FileCheck %s
// rdar://8020384
#include <stddef.h>
extern void abort (void);
typedef unsigned short UInt16;
typedef UInt16 UniChar;
int main(int argc, char* argv[])
{
char st[] = "\pfoo"; // pascal string
UniChar wt[] = L"\pbar"; // pascal Unicode string
UniChar wt1[] = L"\p";
UniChar wt2[] = L"\pgorf";
if (st[0] != 3)
abort ();
if (wt[0] != 3)
abort ();
if (wt1[0] != 0)
abort ();
if (wt2[0] != 4)
abort ();
return 0;
}
// CHECK: [i16 3, i16 98, i16 97, i16 114, i16 0]
// CHECK: [i16 4, i16 103, i16 111, i16 114, i16 102, i16 0]
// PR8856 - -fshort-wchar makes wchar_t be unsigned.
// CHECK: @test2
// CHECK: store volatile i32 1, i32* %isUnsigned
void test2() {
volatile int isUnsigned = (wchar_t)-1 > (wchar_t)0;
}