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      1 // Check that we warn, but accept, -fobjc-gc for iPhone OS.
      2 
      3 // RUN: %clang -target i386-apple-darwin9 -miphoneos-version-min=3.0 -fobjc-gc -flto -S -o %t %s 2> %t.err
      4 // RUN: FileCheck --check-prefix=IPHONE_OBJC_GC_LL %s < %t 
      5 // RUN: FileCheck --check-prefix=IPHONE_OBJC_GC_STDERR %s < %t.err
      6 
      7 // IPHONE_OBJC_GC_LL: define void @f0
      8 // IPHONE_OBJC_GC_LL-NOT: objc_assign_ivar
      9 // IPHONE_OBJC_GC_LL: }
     10 
     11 // IPHONE_OBJC_GC_STDERR: warning: Objective-C garbage collection is not supported on this platform, ignoring '-fobjc-gc'
     12 
     13 @interface A {
     14 @public
     15  id x;
     16 }
     17 @end
     18 
     19 void f0(A *a, id x) { a->x = x; }
     20