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60 lines
1.8 KiB
60 lines
1.8 KiB
// RUN: %clang_analyze_cc1 -analyzer-checker=core,osx.cocoa.RetainCount,alpha.core -fblocks -analyzer-output=plist -o %t %s
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// RUN: %normalize_plist <%t | diff -ub %S/Inputs/expected-plists/plist-output-alternate.m.plist -
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void test_null_init(void) {
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int *p = 0;
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*p = 0xDEADBEEF;
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}
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void test_null_assign(void) {
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int *p;
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p = 0;
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*p = 0xDEADBEEF;
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}
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void test_null_assign_transitive(void) {
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int *p;
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p = 0;
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int *q = p;
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*q = 0xDEADBEEF;
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}
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void test_null_cond(int *p) {
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if (!p) {
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*p = 0xDEADBEEF;
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}
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}
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void test_null_cond_transitive(int *q) {
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if (!q) {
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int *p = q;
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*p = 0xDEADBEEF;
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}
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}
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void test_null_field(void) {
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struct s { int *p; } x;
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x.p = 0;
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*(x.p) = 0xDEADBEEF;
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}
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// <rdar://problem/8331641> leak reports should not show paths that end with exit() (but ones that don't end with exit())
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void panic() __attribute__((noreturn));
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enum { kCFNumberSInt8Type = 1, kCFNumberSInt16Type = 2, kCFNumberSInt32Type = 3, kCFNumberSInt64Type = 4, kCFNumberFloat32Type = 5, kCFNumberFloat64Type = 6, kCFNumberCharType = 7, kCFNumberShortType = 8, kCFNumberIntType = 9, kCFNumberLongType = 10, kCFNumberLongLongType = 11, kCFNumberFloatType = 12, kCFNumberDoubleType = 13, kCFNumberCFIndexType = 14, kCFNumberNSIntegerType = 15, kCFNumberCGFloatType = 16, kCFNumberMaxType = 16 };
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typedef const struct __CFAllocator * CFAllocatorRef;
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extern const CFAllocatorRef kCFAllocatorDefault;
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typedef signed long CFIndex;
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typedef CFIndex CFNumberType;
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typedef const struct __CFNumber * CFNumberRef;
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extern CFNumberRef CFNumberCreate(CFAllocatorRef allocator, CFNumberType theType, const void *valuePtr);
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void rdar8331641(int x) {
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signed z = 1;
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CFNumberRef value = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &z); // expected-warning{{leak}}
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if (x)
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panic();
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(void) value;
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}
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