[llvm] r313833 - [llvm-readobj] Fix 'Teach readobj to dump .res files', pt 2.

[Marek Sokolowski via llvm-commits]

Author: mnbvmar
Date: Wed Sep 20 16:07:39 2017
New Revision: 313833

URL: http://llvm.org/viewvc/llvm-project?rev=313833&view=rev
Log:
[llvm-readobj] Fix 'Teach readobj to dump .res files', pt 2.

Another fix-up for r313790. Big-endian hosts swapped byte order in
UTF16 words.

Modified:
    llvm/trunk/tools/llvm-readobj/WindowsResourceDumper.cpp

Modified: llvm/trunk/tools/llvm-readobj/WindowsResourceDumper.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-readobj/WindowsResourceDumper.cpp?rev=313833&r1=313832&r2=313833&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-readobj/WindowsResourceDumper.cpp (original)
+++ llvm/trunk/tools/llvm-readobj/WindowsResourceDumper.cpp Wed Sep 20 16:07:39 2017
@@ -26,8 +26,11 @@ std::string stripUTF16(const ArrayRef<UT
   Result.reserve(UTF16Str.size());
 
   for (UTF16 Ch : UTF16Str) {
-    if (Ch <= 0xFF)
-      Result += Ch;
+    // UTF16Str will have swapped byte order in case of big-endian machines.
+    // Swap it back in such a case.
+    ulittle16_t ChValue = Ch;
+    if (ChValue <= 0xFF)
+      Result += ChValue;
     else
       Result += '?';
   }