1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/other/darwin-cfstring1.C b/gcc/testsuite/g++.dg/other/darwin-cfstring1.C
new file mode 100644
index 000000000..b30ba9bef
--- /dev/null
+++ b/gcc/testsuite/g++.dg/other/darwin-cfstring1.C
@@ -0,0 +1,25 @@
+/* Test whether the __builtin__CFStringMakeConstantString 
+   "function" fails gracefully when handed a non-constant
+   argument.  This will only work on MacOS X 10.1.2 and later.  */
+/* Developed by Ziemowit Laski <zlaski@apple.com>.  */
+
+/* { dg-do compile { target *-*-darwin* } } */
+/* { dg-options "-mconstant-cfstrings" } */
+
+#include <CoreFoundation/CFString.h>
+
+#ifdef __CONSTANT_CFSTRINGS__
+#undef CFSTR
+#define CFSTR(STR)  ((CFStringRef) __builtin___CFStringMakeConstantString (STR))
+#endif
+
+extern int cond;
+extern const char *func(void);
+
+int main(void) {
+  CFStringRef s1 = CFSTR("Str1");
+  CFStringRef s2 = CFSTR(cond? "Str2": "Str3"); /* { dg-error "CFString literal expression is not a string constant" } */
+  CFStringRef s3 = CFSTR(func());  /* { dg-error "CFString literal expression is not a string constant" } */
+
+  return 0;
+}