diff --git a/core/jni/android_opengl_GLES10.cpp b/core/jni/android_opengl_GLES10.cpp
index cc34e99..21e19e1 100644
--- a/core/jni/android_opengl_GLES10.cpp
+++ b/core/jni/android_opengl_GLES10.cpp
@@ -111,7 +111,7 @@
             getBasePointerID, buffer);
     if (pointer != 0L) {
         *array = NULL;
-        return (void *) (jint) pointer;
+        return reinterpret_cast<void*>(pointer);
     }
 
     *array = (jarray) _env->CallStaticObjectMethod(nioAccessClass,
diff --git a/core/jni/android_opengl_GLES10Ext.cpp b/core/jni/android_opengl_GLES10Ext.cpp
index 9284384..bc83234 100644
--- a/core/jni/android_opengl_GLES10Ext.cpp
+++ b/core/jni/android_opengl_GLES10Ext.cpp
@@ -111,7 +111,7 @@
             getBasePointerID, buffer);
     if (pointer != 0L) {
         *array = NULL;
-        return (void *) (jint) pointer;
+        return reinterpret_cast<void*>(pointer);
     }
 
     *array = (jarray) _env->CallStaticObjectMethod(nioAccessClass,
diff --git a/core/jni/android_opengl_GLES11.cpp b/core/jni/android_opengl_GLES11.cpp
index 871e84d..a45f269 100644
--- a/core/jni/android_opengl_GLES11.cpp
+++ b/core/jni/android_opengl_GLES11.cpp
@@ -111,7 +111,7 @@
             getBasePointerID, buffer);
     if (pointer != 0L) {
         *array = NULL;
-        return (void *) (jint) pointer;
+        return reinterpret_cast<void*>(pointer);
     }
 
     *array = (jarray) _env->CallStaticObjectMethod(nioAccessClass,
@@ -578,7 +578,7 @@
         (GLint)size,
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -679,7 +679,7 @@
         (GLenum)mode,
         (GLsizei)count,
         (GLenum)type,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
     if (_exception) {
         jniThrowException(_env, _exceptionType, _exceptionMessage);
@@ -2302,7 +2302,7 @@
     glNormalPointer(
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -2529,7 +2529,7 @@
         (GLint)size,
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -2937,7 +2937,7 @@
         (GLint)size,
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
diff --git a/core/jni/android_opengl_GLES11Ext.cpp b/core/jni/android_opengl_GLES11Ext.cpp
index 3e038ad..05728ef 100644
--- a/core/jni/android_opengl_GLES11Ext.cpp
+++ b/core/jni/android_opengl_GLES11Ext.cpp
@@ -111,7 +111,7 @@
             getBasePointerID, buffer);
     if (pointer != 0L) {
         *array = NULL;
-        return (void *) (jint) pointer;
+        return reinterpret_cast<void*>(pointer);
     }
 
     *array = (jarray) _env->CallStaticObjectMethod(nioAccessClass,
diff --git a/core/jni/android_opengl_GLES20.cpp b/core/jni/android_opengl_GLES20.cpp
index db03b70..d3e5014 100644
--- a/core/jni/android_opengl_GLES20.cpp
+++ b/core/jni/android_opengl_GLES20.cpp
@@ -111,7 +111,7 @@
             getBasePointerID, buffer);
     if (pointer != 0L) {
         *array = NULL;
-        return (void *) (jint) pointer;
+        return reinterpret_cast<void*>(pointer);
     }
 
     *array = (jarray) _env->CallStaticObjectMethod(nioAccessClass,
@@ -1180,7 +1180,7 @@
         (GLenum)mode,
         (GLsizei)count,
         (GLenum)type,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
     if (_exception) {
         jniThrowException(_env, _exceptionType, _exceptionMessage);
@@ -1804,7 +1804,7 @@
         (GLsizei *)length,
         (GLint *)size,
         (GLenum *)type,
-        (char *)name
+        reinterpret_cast<char *>(name)
     );
     if (_typeArray) {
         releasePointer(_env, _typeArray, type, JNI_TRUE);
@@ -2132,7 +2132,7 @@
         (GLsizei *)length,
         (GLint *)size,
         (GLenum *)type,
-        (char *)name
+        reinterpret_cast<char *>(name)
     );
     if (_typeArray) {
         releasePointer(_env, _typeArray, type, JNI_TRUE);
@@ -3212,7 +3212,7 @@
         (GLuint)shader,
         (GLsizei)bufsize,
         (GLsizei *)length,
-        (char *)source
+        reinterpret_cast<char *>(source)
     );
     if (_array) {
         releasePointer(_env, _array, length, JNI_TRUE);
@@ -5985,7 +5985,7 @@
         (GLenum)type,
         (GLboolean)normalized,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
diff --git a/core/jni/android_opengl_GLES30.cpp b/core/jni/android_opengl_GLES30.cpp
index 4c62a75..8821352 100644
--- a/core/jni/android_opengl_GLES30.cpp
+++ b/core/jni/android_opengl_GLES30.cpp
@@ -111,7 +111,7 @@
             getBasePointerID, buffer);
     if (pointer != 0L) {
         *array = NULL;
-        return (void *) (jint) pointer;
+        return reinterpret_cast<void*>(pointer);
     }
 
     *array = (jarray) _env->CallStaticObjectMethod(nioAccessClass,
@@ -370,7 +370,7 @@
         (GLuint)end,
         (GLsizei)count,
         (GLenum)type,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -419,7 +419,7 @@
         (GLint)border,
         (GLenum)format,
         (GLenum)type,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -470,7 +470,7 @@
         (GLsizei)depth,
         (GLenum)format,
         (GLenum)type,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -534,7 +534,7 @@
         (GLsizei)depth,
         (GLint)border,
         (GLsizei)imageSize,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -585,7 +585,7 @@
         (GLsizei)depth,
         (GLenum)format,
         (GLsizei)imageSize,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -2134,7 +2134,7 @@
         (GLint)size,
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
diff --git a/core/jni/com_google_android_gles_jni_GLImpl.cpp b/core/jni/com_google_android_gles_jni_GLImpl.cpp
index b3b0049..7975987 100644
--- a/core/jni/com_google_android_gles_jni_GLImpl.cpp
+++ b/core/jni/com_google_android_gles_jni_GLImpl.cpp
@@ -129,7 +129,7 @@
             getBasePointerID, buffer);
     if (pointer != 0L) {
         *array = NULL;
-        return (void *) (jint) pointer;
+        return reinterpret_cast<void *>(pointer);
     }
 
     *array = (jarray) _env->CallStaticObjectMethod(nioAccessClass,
@@ -4359,7 +4359,7 @@
         (GLint)size,
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -4460,7 +4460,7 @@
         (GLenum)mode,
         (GLsizei)count,
         (GLenum)type,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
     if (_exception) {
         jniThrowException(_env, _exceptionType, _exceptionMessage);
@@ -6099,7 +6099,7 @@
     glNormalPointer(
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -6326,7 +6326,7 @@
         (GLint)size,
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -6756,7 +6756,7 @@
         (GLint)size,
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -7196,7 +7196,7 @@
         (GLint)size,
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }
 
@@ -7232,7 +7232,7 @@
         (GLint)size,
         (GLenum)type,
         (GLsizei)stride,
-        (GLvoid *)offset
+        reinterpret_cast<GLvoid *>(offset)
     );
 }