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      1 // RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm %s -o %t
      2 
      3 typedef struct _attrs {
      4         unsigned file_attributes;
      5         unsigned char filename_length;
      6 } __attribute__((__packed__)) attrs;
      7 
      8 // RUN: grep "union._attr_union = type <{ i32, i8 }>" %t
      9 typedef union _attr_union {
     10   attrs file_attrs;
     11   unsigned owner_id;
     12 } __attribute__((__packed__)) attr_union;
     13 
     14 attr_union u;
     15 
     16