Only look at whether the member variable has an array prefix.

src/common/version.h

 #define MAJOR_VERSION 1
 #define MINOR_VERSION 0
 #define BUILD_VERSION 0
-#define BUILD_REVISION 1284
+#define BUILD_REVISION 1285
 
 #define STRINGIFY(x) #x
 #define MACRO_STRINGIFY(x) STRINGIFY(x)

src/libGLESv2/ProgramBinary.cpp

@@ -49,7 +49,10 @@ Uniform::~Uniform()
 
 bool Uniform::isArray()
 {
-    return _name.compare(0, 3, "ar_") == 0;
+    size_t dot = _name.find_last_of('.');
+    if (dot == std::string::npos) dot = -1;
+
+    return _name.compare(dot + 1, dot + 4, "ar_") == 0;
 }
 
 UniformLocation::UniformLocation(const std::string &_name, unsigned int element, unsigned int index)