block hilarity

blockinvoke.m

#import <objc/runtime.h>
#import <Foundation/Foundation.h>

int main()
{
	Class c = [^(){} class];
	BOOL ok = class_addMethod(
		c,
		@selector(invoke),
		imp_implementationWithBlock(^(void (^self)(void)){
			self();
		}),
		"v16@0:8");
	NSLog(@"%d", (int)ok);
	[^(void){ NSLog(@"hi"); } invoke];
	
	return 0;
}