1 files changed, 41 insertions, 0 deletions
diff --git a/clang/test/CodeGen/pascal-wchar-string.c b/clang/test/CodeGen/pascal-wchar-string.c
new file mode 100644
index 0000000..626fc99
--- /dev/null
+++ b/clang/test/CodeGen/pascal-wchar-string.c
@@ -0,0 +1,41 @@
+// RUN: %clang_cc1 -emit-llvm -o -  %s -fpascal-strings -fshort-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;
+}