diff options
Diffstat (limited to 'clang/test/SemaObjC/format-strings-objc.m')
| -rw-r--r-- | clang/test/SemaObjC/format-strings-objc.m | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/format-strings-objc.m b/clang/test/SemaObjC/format-strings-objc.m index 043cb5d8d20..c6f26e53b8e 100644 --- a/clang/test/SemaObjC/format-strings-objc.m +++ b/clang/test/SemaObjC/format-strings-objc.m @@ -210,3 +210,20 @@ void test_nonBuiltinCFStrings() { CFStringCreateWithFormat(__CFStringMakeConstantString("%@"), 1); // expected-warning{{format specifies type 'id' but the argument has type 'int'}} } + +// Don't crash on an invalid argument expression. +// <rdar://problem/11890818> +@interface NSDictionary : NSObject +- (id)objectForKeyedSubscript:(id)key; +@end + +void testInvalidFormatArgument(NSDictionary *dict) { + NSLog(@"no specifiers", dict[CFSTR("abc")]); // expected-error{{indexing expression is invalid because subscript type 'CFStringRef' (aka 'const struct __CFString *') is not an integral or objective-C pointer type}} + NSLog(@"%@", dict[CFSTR("abc")]); // expected-error{{indexing expression is invalid because subscript type 'CFStringRef' (aka 'const struct __CFString *') is not an integral or objective-C pointer type}} + NSLog(@"%@ %@", dict[CFSTR("abc")]); // expected-error{{indexing expression is invalid because subscript type 'CFStringRef' (aka 'const struct __CFString *') is not an integral or objective-C pointer type}} + + [Foo fooWithFormat:@"no specifiers", dict[CFSTR("abc")]]; // expected-error{{indexing expression is invalid because subscript type 'CFStringRef' (aka 'const struct __CFString *') is not an integral or objective-C pointer type}} + [Foo fooWithFormat:@"%@", dict[CFSTR("abc")]]; // expected-error{{indexing expression is invalid because subscript type 'CFStringRef' (aka 'const struct __CFString *') is not an integral or objective-C pointer type}} + [Foo fooWithFormat:@"%@ %@", dict[CFSTR("abc")]]; // expected-error{{indexing expression is invalid because subscript type 'CFStringRef' (aka 'const struct __CFString *') is not an integral or objective-C pointer type}} expected-warning{{more '%' conversions than data arguments}} +} + |
