YouCompleteMe/cpp/llvm/tools/clang/test/Analysis/casts.m
Strahinja Val Markovic 1f51a89d39 Adding more llvm/clang files
These were ignored by git accidentally. We want ALL OF THEM since they all came
in the llvm/clang source distribution.
2012-07-05 17:55:45 -07:00

43 lines
1.1 KiB
Objective-C

// RUN: %clang_cc1 -analyze -analyzer-checker=core,experimental.core -analyzer-store=region -verify %s
// Test function pointer casts. Currently we track function addresses using
// loc::FunctionVal. Because casts can be arbitrary, do we need to model
// functions with regions?
typedef void* (*MyFuncTest1)(void);
MyFuncTest1 test1_aux(void);
void test1(void) {
void *x;
void* (*p)(void);
p = ((void*) test1_aux());
if (p != ((void*) 0)) x = (*p)();
}
// Test casts from void* to function pointers. Same issue as above:
// should we eventually model function pointers using regions?
void* test2(void *p) {
MyFuncTest1 fp = (MyFuncTest1) p;
return (*fp)();
}
// <radar://10087620>
// A cast from int onjective C property reference to int.
typedef signed char BOOL;
@protocol NSObject - (BOOL)isEqual:(id)object; @end
@interface NSObject <NSObject> {} - (id)init; @end
typedef enum {
EEOne,
EETwo
} RDR10087620Enum;
@interface RDR10087620 : NSObject {
RDR10087620Enum elem;
}
@property (readwrite, nonatomic) RDR10087620Enum elem;
@end
static void
adium_media_ready_cb(RDR10087620 *InObj)
{
InObj.elem |= EEOne;
}