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//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
// -*- mode:C; c-basic-offset:4; tab-width:4; intent-tabs-mode:nil; -*-
// CONFIG error: incompatible block pointer types assigning
#import <stdio.h>
#import <stdlib.h>
int main(int argc, char *argv[]) {
#ifndef __cplusplus
char (^rot13)();
rot13 = ^(char c) { return (char)(((c - 'a' + 13) % 26) + 'a'); };
char n = rot13('a');
char c = rot13('p');
if ( n != 'n' || c != 'c' ) {
printf("%s: rot13('a') returned %c, rot13('p') returns %c\n", argv[0], n, c);
exit(1);
}
#else
// yield characteristic error message for C++
#error incompatible block pointer types assigning
#endif
#ifndef __clang__
// yield characteristic error message for C++
#error incompatible block pointer types assigning
#endif
printf("%s: success\n", argv[0]);
exit(0);
}
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