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Add test case from <rdar://problem/7184450>. 

llvm-svn: 80700
This commit is contained in:
Ted Kremenek 2009-09-01 18:33:16 +00:00
parent 5f582b7290
commit 745c0fa407
1 changed files with 69 additions and 0 deletions
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69
clang/test/Analysis/retain-release.m
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@ -229,6 +229,29 @@ ICEXIFOrientation1 = 1, ICEXIFOrientation2 = 2, ICEXIFOrientation3 = 3,
@protocol ICScannerDeviceDelegate <ICDeviceDelegate> @optional - (void)scannerDeviceDidBecomeAvailable:(ICScannerDevice*)scanner;
@end
typedef long unsigned int __darwin_size_t;
typedef __darwin_size_t size_t;
typedef unsigned long CFTypeID;
struct CGPoint {
CGFloat x;
CGFloat y;
};
typedef struct CGPoint CGPoint;
typedef struct CGGradient *CGGradientRef;
typedef uint32_t CGGradientDrawingOptions;
extern CFTypeID CGGradientGetTypeID(void);
extern CGGradientRef CGGradientCreateWithColorComponents(CGColorSpaceRef
space, const CGFloat components[], const CGFloat locations[], size_t count);
extern CGGradientRef CGGradientCreateWithColors(CGColorSpaceRef space,
CFArrayRef colors, const CGFloat locations[]);
extern CGGradientRef CGGradientRetain(CGGradientRef gradient);
extern void CGGradientRelease(CGGradientRef gradient);
typedef struct CGContext *CGContextRef;
extern void CGContextDrawLinearGradient(CGContextRef context,
CGGradientRef gradient, CGPoint startPoint, CGPoint endPoint,
CGGradientDrawingOptions options);
extern CGColorSpaceRef CGColorSpaceCreateDeviceRGB(void);
//===----------------------------------------------------------------------===//
// Test cases.
//===----------------------------------------------------------------------===//
@ -897,6 +920,52 @@ void rdar_7152619(CFStringRef str) {
CFRelease(attrString);
}
//===----------------------------------------------------------------------===//
// Test of handling CGGradientXXX functions.
//===----------------------------------------------------------------------===//
void rdar_7184450(CGContextRef myContext, CGFloat x, CGPoint myStartPoint,
CGPoint myEndPoint) {
size_t num_locations = 6;
CGFloat locations[6] = { 0.0, 0.265, 0.28, 0.31, 0.36, 1.0 };
CGFloat components[28] = { 239.0/256.0, 167.0/256.0, 170.0/256.0,
x, // Start color
207.0/255.0, 39.0/255.0, 39.0/255.0, x,
147.0/255.0, 21.0/255.0, 22.0/255.0, x,
175.0/255.0, 175.0/255.0, 175.0/255.0, x,
255.0/255.0,255.0/255.0, 255.0/255.0, x,
255.0/255.0,255.0/255.0, 255.0/255.0, x
}; // End color
CGGradientRef myGradient =
CGGradientCreateWithColorComponents(CGColorSpaceCreateDeviceRGB(), // expected-warning{{leak}}
components, locations, num_locations);
CGContextDrawLinearGradient(myContext, myGradient, myStartPoint, myEndPoint,
0);
CGGradientRelease(myGradient);
}
void rdar_7184450_pos(CGContextRef myContext, CGFloat x, CGPoint myStartPoint,
CGPoint myEndPoint) {
size_t num_locations = 6;
CGFloat locations[6] = { 0.0, 0.265, 0.28, 0.31, 0.36, 1.0 };
CGFloat components[28] = { 239.0/256.0, 167.0/256.0, 170.0/256.0,
x, // Start color
207.0/255.0, 39.0/255.0, 39.0/255.0, x,
147.0/255.0, 21.0/255.0, 22.0/255.0, x,
175.0/255.0, 175.0/255.0, 175.0/255.0, x,
255.0/255.0,255.0/255.0, 255.0/255.0, x,
255.0/255.0,255.0/255.0, 255.0/255.0, x
}; // End color
CGGradientRef myGradient =
CGGradientCreateWithColorComponents(CGColorSpaceCreateDeviceRGB(), components, locations, num_locations); // expected-warning 2 {{leak}}
CGContextDrawLinearGradient(myContext, myGradient, myStartPoint, myEndPoint,
0);
}
//===----------------------------------------------------------------------===//
// Tests of ownership attributes.
//===----------------------------------------------------------------------===//