non-pch build fix

[wxWidgets.git] / src / common / base64.cpp

diff --git a/src/common/base64.cpp b/src/common/base64.cpp
index 89025b0b56f94e568a6ac323023507c19f738166..eeafaa40f40ef06b526bd18239e3228383dcddb5 100644 (file)
--- a/src/common/base64.cpp
+++ b/src/common/base64.cpp
@@ -88,7 +88,7 @@ wxBase64Decode(void *dst_, size_t dstLen,
         PAD
     };
 
-    static const char decode[256] =
+    static const unsigned char decode[256] =
     {
         WSP,INV,INV,INV,INV,INV,INV,INV,INV,WSP,WSP,INV,WSP,WSP,INV,INV,
         INV,INV,INV,INV,INV,INV,INV,INV,INV,INV,INV,INV,INV,INV,INV,INV,
@@ -118,7 +118,7 @@ wxBase64Decode(void *dst_, size_t dstLen,
     const char *p;
     for ( p = src; srcLen; p++, srcLen-- )
     {
-        const char c = decode[(int)*p];     // cast just to suppress warnings
+        const unsigned char c = decode[wx_static_cast(unsigned char, *p)];
         switch ( c )
         {
             case WSP: