[libunwind] fix comment in compact_unwind_encoding.h

git-svn-id: https://llvm.org/svn/llvm-project/libcxxabi/trunk@224656 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/mach-o/compact_unwind_encoding.h b/include/mach-o/compact_unwind_encoding.h
index 3e9b054..8d5ee7d 100644
--- a/include/mach-o/compact_unwind_encoding.h
+++ b/include/mach-o/compact_unwind_encoding.h
@@ -413,7 +413,7 @@
     uint32_t    indexSectionOffset;
     uint32_t    indexCount;
     // compact_unwind_encoding_t[]
-    // uintptr_t personalities[]
+    // uint32_t personalities[]
     // unwind_info_section_header_index_entry[]
     // unwind_info_section_header_lsda_index_entry[]
 };