Fix build issues.

Change-Id: I93171764df5e13a7a5be6a9116e1a5db1ed59ad5
Reviewed-on: https://swiftshader-review.googlesource.com/15268
Reviewed-by: Nicolas Capens <nicolascapens@google.com>
Tested-by: Nicolas Capens <nicolascapens@google.com>
diff --git a/src/OpenGL/compiler/ParseHelper.cpp b/src/OpenGL/compiler/ParseHelper.cpp
index cb513de..0be554f 100644
--- a/src/OpenGL/compiler/ParseHelper.cpp
+++ b/src/OpenGL/compiler/ParseHelper.cpp
@@ -14,6 +14,7 @@
 
 #include "ParseHelper.h"
 
+#include <limits>
 #include <stdarg.h>
 #include <stdio.h>