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      1 // RUN: %clang_cc1 -triple x86_64-apple-darwin11 -fobjc-gc -emit-llvm -debug-info-kind=limited -o - %s
      2 // Check that this doesn't crash when compiled with debugging on.
      3 @class Foo;
      4 typedef struct Bar *BarRef;
      5 
      6 @interface Baz
      7 @end
      8 
      9 @interface Foo
     10 - (void) setFlag;
     11 @end
     12 
     13 @implementation Baz
     14 
     15 - (void) a:(BarRef)b
     16 {
     17   Foo* view = (Foo*)self;
     18   [view setFlag];
     19 }
     20 
     21 @end
     22 
     23 
     24 @implementation Foo
     25 {
     26   int flag : 1;
     27 }
     28 
     29 - (void) setFlag
     30 {
     31   if (!flag)
     32     flag = 1;
     33 }
     34 
     35 @end
     36