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// RUN: clang-cc -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -analyzer-constraints=basic -verify %s
// RUN: clang-cc -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=basic -analyzer-constraints=range -verify %s
// RUN: clang-cc -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=basic -verify %s
// RUN: clang-cc -analyze -analyzer-experimental-internal-checks -checker-cfref -analyzer-store=region -analyzer-constraints=range -verify %s
typedef struct CGColorSpace *CGColorSpaceRef;
extern CGColorSpaceRef CGColorSpaceCreateDeviceRGB(void);
extern CGColorSpaceRef CGColorSpaceRetain(CGColorSpaceRef space);
extern void CGColorSpaceRelease(CGColorSpaceRef space);
void f() {
CGColorSpaceRef X = CGColorSpaceCreateDeviceRGB(); // expected-warning{{leak}}
CGColorSpaceRetain(X);
}
void fb() {
CGColorSpaceRef X = CGColorSpaceCreateDeviceRGB();
CGColorSpaceRetain(X);
CGColorSpaceRelease(X);
CGColorSpaceRelease(X); // no-warning
}
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