[lld] r194913 - Replace one more magic number with sizeof().

[Rui Ueyama]

Author: ruiu
Date: Fri Nov 15 19:31:24 2013
New Revision: 194913

URL: http://llvm.org/viewvc/llvm-project?rev=194913&view=rev
Log:
Replace one more magic number with sizeof().

Modified:
    lld/trunk/lib/ReaderWriter/Native/ReaderNative.cpp

Modified: lld/trunk/lib/ReaderWriter/Native/ReaderNative.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/lib/ReaderWriter/Native/ReaderNative.cpp?rev=194913&r1=194912&r2=194913&view=diff
==============================================================================
--- lld/trunk/lib/ReaderWriter/Native/ReaderNative.cpp (original)
+++ lld/trunk/lib/ReaderWriter/Native/ReaderNative.cpp Fri Nov 15 19:31:24 2013
@@ -264,7 +264,8 @@ public:
     const NativeChunk *const chunks =
         reinterpret_cast<const NativeChunk *>(base + sizeof(NativeFileHeader));
     // make sure magic matches
-    if ( memcmp(header->magic, NATIVE_FILE_HEADER_MAGIC, 16) != 0 )
+    if (memcmp(header->magic, NATIVE_FILE_HEADER_MAGIC,
+               sizeof(header->magic)) != 0)
       return make_error_code(NativeReaderError::unknown_file_format);
 
     // make sure mapped file contains all needed data