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| author | Fariborz Jahanian <fjahanian@apple.com> | 2014-06-18 20:49:02 +0000 |
|---|---|---|
| committer | Fariborz Jahanian <fjahanian@apple.com> | 2014-06-18 20:49:02 +0000 |
| commit | 5d64abba0a76260992e36e591f2e67f250195337 (patch) | |
| tree | d40ea21138e6eefa9ee97341939bc9ac238fee29 /clang/test | |
| parent | 62ce4e88fd9ab6c6edcb12d44a89f03fbf202faa (diff) | |
| download | bcm5719-llvm-5d64abba0a76260992e36e591f2e67f250195337.tar.gz bcm5719-llvm-5d64abba0a76260992e36e591f2e67f250195337.zip | |
Objective-C. Check for integer overflow in Objective-C's
boxed expression. // rdar://16417427
llvm-svn: 211215
Diffstat (limited to 'clang/test')
| -rw-r--r-- | clang/test/SemaObjC/objc-literal-nsnumber.m | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/clang/test/SemaObjC/objc-literal-nsnumber.m b/clang/test/SemaObjC/objc-literal-nsnumber.m index 26bca189d1f..a2d37282b71 100644 --- a/clang/test/SemaObjC/objc-literal-nsnumber.m +++ b/clang/test/SemaObjC/objc-literal-nsnumber.m @@ -1,10 +1,12 @@ -// RUN: %clang_cc1 -fsyntax-only -fblocks -verify %s +// RUN: %clang_cc1 -fsyntax-only -fblocks -triple x86_64-apple-darwin10 -verify %s // rdar://10111397 #if __LP64__ typedef unsigned long NSUInteger; +typedef long NSInteger; #else typedef unsigned int NSUInteger; +typedef int NSInteger; #endif @interface NSObject @@ -13,10 +15,23 @@ typedef unsigned int NSUInteger; @interface NSNumber : NSObject + (NSNumber *)numberWithChar:(char)value; ++ (NSNumber *)numberWithUnsignedChar:(unsigned char)value; ++ (NSNumber *)numberWithShort:(short)value; ++ (NSNumber *)numberWithUnsignedShort:(unsigned short)value; + (NSNumber *)numberWithInt:(int)value; ++ (NSNumber *)numberWithUnsignedInt:(unsigned int)value; ++ (NSNumber *)numberWithLong:(long)value; ++ (NSNumber *)numberWithUnsignedLong:(unsigned long)value; ++ (NSNumber *)numberWithLongLong:(long long)value; ++ (NSNumber *)numberWithUnsignedLongLong:(unsigned long long)value; + (NSNumber *)numberWithFloat:(float)value; ++ (NSNumber *)numberWithInteger:(NSInteger)value ; ++ (NSNumber *)numberWithUnsignedInteger:(NSUInteger)value ; @end +// rdar://16417427 +int big = 1391126400; +int thousand = 1000; int main() { NSNumber * N = @3.1415926535; // expected-error {{declaration of 'numberWithDouble:' is missing in NSNumber class}} NSNumber *noNumber = @__objc_yes; // expected-error {{declaration of 'numberWithBool:' is missing in NSNumber class}} @@ -32,6 +47,9 @@ int main() { int five = 5; @-five; // expected-error{{@- must be followed by a number to form an NSNumber object}} @+five; // expected-error{{@+ must be followed by a number to form an NSNumber object}} + NSNumber *av = @(1391126400000); + NSNumber *bv = @(1391126400 * 1000); // expected-warning {{overflow in expression; result is -443003904 with type 'int'}} + NSNumber *cv = @(big * thousand); } // Dictionary test |
