clang/test/Analysis/plist-output-alternate.m

   1 // RUN: %clang_analyze_cc1 -analyzer-checker=core,osx.cocoa.RetainCount,alpha.core -fblocks -analyzer-output=plist -o %t %s
   2 // RUN: %normalize_plist <%t | diff -ub %S/Inputs/expected-plists/plist-output-alternate.m.plist -
   3
   4 void test_null_init(void) {
   5   int *p = 0;
   6   *p = 0xDEADBEEF;
   7 }
   8
   9 void test_null_assign(void) {
  10   int *p;
  11   p = 0;
  12   *p = 0xDEADBEEF;
  13 }
  14
  15 void test_null_assign_transitive(void) {
  16   int *p;
  17   p = 0;
  18   int *q = p;
  19   *q = 0xDEADBEEF;
  20 }
  21
  22 void test_null_cond(int *p) {
  23   if (!p) {
  24     *p = 0xDEADBEEF;
  25   }
  26 }
  27
  28 void test_null_cond_transitive(int *q) {
  29   if (!q) {
  30     int *p = q;
  31     *p = 0xDEADBEEF;
  32   }
  33 }
  34
  35 void test_null_field(void) {
  36   struct s { int *p; } x;
  37   x.p = 0;
  38   *(x.p) = 0xDEADBEEF;
  39 }
  40
  41 // leak reports should not show paths that end with exit() (but ones that don't end with exit())
  42 void panic(void) __attribute__((noreturn));
  43 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    };
  44 typedef const struct __CFAllocator * CFAllocatorRef;
  45 extern const CFAllocatorRef kCFAllocatorDefault;
  46 typedef signed long CFIndex;
  47 typedef CFIndex CFNumberType;
  48 typedef const struct __CFNumber * CFNumberRef;
  49
  50 extern CFNumberRef CFNumberCreate(CFAllocatorRef allocator, CFNumberType theType, const void *valuePtr);
  51
  52 void rdar8331641(int x) {
  53   signed z = 1;
  54   CFNumberRef value = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &z); // expected-warning{{leak}}
  55   if (x)
  56     panic();
  57   (void) value;
  58 }
  59