Fix Linux compilation.

INT_MAX is defined in limits.h

Change-Id: Ic7e223aebae594e1ed18e1185edc573114d851ff
Reviewed-on: https://swiftshader-review.googlesource.com/3474
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>
diff --git a/src/OpenGL/compiler/SymbolTable.cpp b/src/OpenGL/compiler/SymbolTable.cpp
index 2881977..ad3488e 100644
--- a/src/OpenGL/compiler/SymbolTable.cpp
+++ b/src/OpenGL/compiler/SymbolTable.cpp
@@ -16,6 +16,7 @@
 #include "SymbolTable.h"
 
 #include <stdio.h>
+#include <limits.h>
 #include <algorithm>
 
 #if defined(_MSC_VER)