1 files changed, 3 insertions, 2 deletions

diff --git a/source/StringCompression.cpp b/source/StringCompression.cpp
index 31506604a..96d94fe9d 100644
--- a/source/StringCompression.cpp
+++ b/source/StringCompression.cpp
@@ -40,12 +40,13 @@ int UncompressString(const char * a_Data, int a_Length, AString & a_Uncompressed
 	// It saves us one allocation and one memcpy of the entire compressed data

 	// It may not work on some STL implementations! (Confirmed working on MSVC 2008 & 2010)

 	a_Uncompressed.resize(a_UncompressedSize);

-	int errorcode = uncompress((Bytef*)a_Uncompressed.data(), (uLongf *)&a_UncompressedSize, (const Bytef*)a_Data, a_Length);

+	uLongf UncompressedSize = (uLongf)a_UncompressedSize;  // On some architectures the uLongf is different in size to int, that may be the cause of the -5 error

+	int errorcode = uncompress((Bytef*)a_Uncompressed.data(), &UncompressedSize, (const Bytef*)a_Data, a_Length);

 	if (errorcode != Z_OK)

 	{

 		return errorcode;

 	}

-	a_Uncompressed.resize(a_UncompressedSize);

+	a_Uncompressed.resize(UncompressedSize);

 	return Z_OK;

 }