clang/test/InstallAPI/Inputs/Simple/SimpleInternalAPI2.h - llvm-project - Git at Google

 #import <Foundation/Foundation.h>

 __attribute__((objc_exception))
 @interface SimpleInternalAPI : NSObject
 @end

 #define HAVE_SEEN_PROJECT_HEADER_FIRST 1
	#import <Foundation/Foundation.h>

	__attribute__((objc_exception))
	@interface SimpleInternalAPI : NSObject
	@end

	#define HAVE_SEEN_PROJECT_HEADER_FIRST 1