Vendor import of clang trunk r178860:

http://llvm.org/svn/llvm-project/cfe/trunk@178860

1 files changed, 34 insertions, 0 deletions

diff --git a/test/Analysis/Inputs/system-header-simulator-for-malloc.h b/test/Analysis/Inputs/system-header-simulator-for-malloc.h
new file mode 100644
index 0000000..e764556
--- /dev/null
+++ b/test/Analysis/Inputs/system-header-simulator-for-malloc.h
@@ -0,0 +1,34 @@
+// Like the compiler, the static analyzer treats some functions differently if
+// they come from a system header -- for example, it is assumed that system
+// functions do not arbitrarily free() their parameters, and that some bugs
+// found in system headers cannot be fixed by the user and should be
+// suppressed.
+#pragma clang system_header
+
+typedef __typeof(sizeof(int)) size_t;
+void *malloc(size_t);
+void *calloc(size_t, size_t);
+void free(void *);
+
+
+#if __OBJC__
+
+#import "system-header-simulator-objc.h"
+
+@interface Wrapper : NSData
+- (id)initWithBytesNoCopy:(void *)bytes length:(NSUInteger)len;
+@end
+
+@implementation Wrapper
+- (id)initWithBytesNoCopy:(void *)bytes length:(NSUInteger)len {
+  return [self initWithBytesNoCopy:bytes length:len freeWhenDone:1]; // no-warning
+}
+@end
+
+@interface CustomData : NSData
++ (id)somethingNoCopy:(char *)bytes;
++ (id)somethingNoCopy:(void *)bytes length:(NSUInteger)length freeWhenDone:(BOOL)freeBuffer;
++ (id)something:(char *)bytes freeWhenDone:(BOOL)freeBuffer;
+@end
+
+#endif