llvm-project/clang/test/CodeGenObjC/debug-info-default-synth-ivar.m

// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fobjc-default-synthesize-properties -emit-llvm -g %s -o %t 
// RUN: grep DW_TAG_member %t | count 5
// rdar://8493239

@class NSString;

@interface InstanceVariablesEverywhereButTheInterface 
@end

@interface InstanceVariablesEverywhereButTheInterface()
{
  NSString *_someString;
}

@property(readonly) NSString *someString;
@property(readonly) unsigned long someNumber;
@end

@implementation InstanceVariablesEverywhereButTheInterface
{
  unsigned long _someNumber;
}
@synthesize someString = _someString, someNumber = _someNumber;
@end

@interface AutomaticSynthesis
{
  int real_ivar;
}
@property(copy) NSString *someString;
@property unsigned long someNumber;
@end

@implementation AutomaticSynthesis
@end