Add static cast to unsigned char whenever a character classification function is called with a signed char argument, in order to avoid assertions in Windows Debug configuration.
llvm-svn: 175006
diff --git a/llvm/lib/Object/COFFObjectFile.cpp b/llvm/lib/Object/COFFObjectFile.cpp
index 0b7ee34..ca90e0e 100644
--- a/llvm/lib/Object/COFFObjectFile.cpp
+++ b/llvm/lib/Object/COFFObjectFile.cpp
@@ -267,7 +267,7 @@
}
if (symb->StorageClass == COFF::IMAGE_SYM_CLASS_EXTERNAL)
- ret = ::toupper(ret);
+ ret = ::toupper(static_cast<unsigned char>(ret));
Result = ret;
return object_error::success;