diff --git a/libs/rs/RenderScriptDefines.h b/libs/rs/RenderScriptDefines.h
index 728b27a..49c75c5 100644
--- a/libs/rs/RenderScriptDefines.h
+++ b/libs/rs/RenderScriptDefines.h
@@ -153,6 +153,8 @@
     RS_TYPE_PROGRAM_VERTEX,
     RS_TYPE_PROGRAM_RASTER,
     RS_TYPE_PROGRAM_STORE,
+
+    RS_TYPE_INVALID = 10000,
 };
 
 enum RsDataKind {
@@ -164,6 +166,8 @@
     RS_KIND_PIXEL_RGB,
     RS_KIND_PIXEL_RGBA,
     RS_KIND_PIXEL_DEPTH,
+
+    RS_KIND_INVALID = 100,
 };
 
 enum RsSamplerParam {
@@ -182,6 +186,8 @@
     RS_SAMPLER_WRAP,
     RS_SAMPLER_CLAMP,
     RS_SAMPLER_LINEAR_MIP_NEAREST,
+
+    RS_SAMPLER_INVALID = 100,
 };
 
 enum RsTextureTarget {
@@ -222,7 +228,8 @@
     RS_BLEND_SRC_ONE_MINUS_SRC_ALPHA,   // 5
     RS_BLEND_SRC_DST_ALPHA,             // 6
     RS_BLEND_SRC_ONE_MINUS_DST_ALPHA,   // 7
-    RS_BLEND_SRC_SRC_ALPHA_SATURATE     // 8
+    RS_BLEND_SRC_SRC_ALPHA_SATURATE,    // 8
+    RS_BLEND_SRC_INVALID = 100,
 };
 
 enum RsBlendDstFunc {
@@ -233,7 +240,9 @@
     RS_BLEND_DST_SRC_ALPHA,             // 4
     RS_BLEND_DST_ONE_MINUS_SRC_ALPHA,   // 5
     RS_BLEND_DST_DST_ALPHA,             // 6
-    RS_BLEND_DST_ONE_MINUS_DST_ALPHA    // 7
+    RS_BLEND_DST_ONE_MINUS_DST_ALPHA,   // 7
+
+    RS_BLEND_DST_INVALID = 100,
 };
 
 enum RsTexEnvMode {
@@ -256,7 +265,9 @@
     RS_PRIMITIVE_LINE_STRIP,
     RS_PRIMITIVE_TRIANGLE,
     RS_PRIMITIVE_TRIANGLE_STRIP,
-    RS_PRIMITIVE_TRIANGLE_FAN
+    RS_PRIMITIVE_TRIANGLE_FAN,
+
+    RS_PRIMITIVE_INVALID = 100,
 };
 
 enum RsPathPrimitive {
@@ -315,7 +326,8 @@
 enum RsCullMode {
     RS_CULL_BACK,
     RS_CULL_FRONT,
-    RS_CULL_NONE
+    RS_CULL_NONE,
+    RS_CULL_INVALID = 100,
 };
 
 typedef struct {
diff --git a/libs/rs/driver/rsdMeshObj.cpp b/libs/rs/driver/rsdMeshObj.cpp
index 9ac6383..9a8c4d5 100644
--- a/libs/rs/driver/rsdMeshObj.cpp
+++ b/libs/rs/driver/rsdMeshObj.cpp
@@ -191,6 +191,7 @@
             case RS_PRIMITIVE_TRIANGLE:       mGLPrimitives[i] = GL_TRIANGLES; break;
             case RS_PRIMITIVE_TRIANGLE_STRIP: mGLPrimitives[i] = GL_TRIANGLE_STRIP; break;
             case RS_PRIMITIVE_TRIANGLE_FAN:   mGLPrimitives[i] = GL_TRIANGLE_FAN; break;
+            default: LOGE("Invalid mesh primitive"); break;
         }
     }
 }
diff --git a/libs/rs/driver/rsdProgramRaster.cpp b/libs/rs/driver/rsdProgramRaster.cpp
index b493759..9b64fa9 100644
--- a/libs/rs/driver/rsdProgramRaster.cpp
+++ b/libs/rs/driver/rsdProgramRaster.cpp
@@ -45,6 +45,9 @@
         case RS_CULL_NONE:
             RSD_CALL_GL(glDisable, GL_CULL_FACE);
             break;
+        default:
+            LOGE("Invalid cull type");
+            break;
     }
 
 }
diff --git a/libs/rs/rsComponent.cpp b/libs/rs/rsComponent.cpp
index 21b98f6..9c2c200 100644
--- a/libs/rs/rsComponent.cpp
+++ b/libs/rs/rsComponent.cpp
@@ -62,6 +62,7 @@
         rsAssert(mNormalized == true);
         break;
     default:
+        rsAssert(mKind != RS_KIND_INVALID);
         break;
     }
 
@@ -167,6 +168,9 @@
     case RS_TYPE_BOOLEAN:
         mTypeBits = 8;
         break;
+    default:
+        rsAssert(mType != RS_TYPE_INVALID);
+        break;
     }
 
     mBitsUnpadded = mTypeBits * mVectorSize;
diff --git a/libs/rs/scriptc/rs_graphics.rsh b/libs/rs/scriptc/rs_graphics.rsh
index a01bc3d..64fcd23 100644
--- a/libs/rs/scriptc/rs_graphics.rsh
+++ b/libs/rs/scriptc/rs_graphics.rsh
@@ -31,7 +31,9 @@
     RS_DEPTH_FUNC_GREATER,
     RS_DEPTH_FUNC_GEQUAL,
     RS_DEPTH_FUNC_EQUAL,
-    RS_DEPTH_FUNC_NOTEQUAL
+    RS_DEPTH_FUNC_NOTEQUAL,
+
+    RS_DEPTH_FUNC_INVALID = 100,
 } rs_depth_func;
 
 typedef enum {
@@ -43,7 +45,9 @@
     RS_BLEND_SRC_ONE_MINUS_SRC_ALPHA,   // 5
     RS_BLEND_SRC_DST_ALPHA,             // 6
     RS_BLEND_SRC_ONE_MINUS_DST_ALPHA,   // 7
-    RS_BLEND_SRC_SRC_ALPHA_SATURATE     // 8
+    RS_BLEND_SRC_SRC_ALPHA_SATURATE,    // 8
+
+    RS_BLEND_SRC_INVALID = 100,
 } rs_blend_src_func;
 
 typedef enum {
@@ -54,13 +58,17 @@
     RS_BLEND_DST_SRC_ALPHA,             // 4
     RS_BLEND_DST_ONE_MINUS_SRC_ALPHA,   // 5
     RS_BLEND_DST_DST_ALPHA,             // 6
-    RS_BLEND_DST_ONE_MINUS_DST_ALPHA    // 7
+    RS_BLEND_DST_ONE_MINUS_DST_ALPHA,   // 7
+
+    RS_BLEND_DST_INVALID = 100,
 } rs_blend_dst_func;
 
 typedef enum {
     RS_CULL_BACK,
     RS_CULL_FRONT,
-    RS_CULL_NONE
+    RS_CULL_NONE,
+
+    RS_CULL_INVALID = 100,
 } rs_cull_mode;
 
 typedef enum {
@@ -70,6 +78,8 @@
     RS_SAMPLER_WRAP,
     RS_SAMPLER_CLAMP,
     RS_SAMPLER_LINEAR_MIP_NEAREST,
+
+    RS_SAMPLER_INVALID = 100,
 } rs_sampler_value;
 
 #if (defined(RS_VERSION) && (RS_VERSION >= 14))
diff --git a/libs/rs/scriptc/rs_types.rsh b/libs/rs/scriptc/rs_types.rsh
index e1c8650..5345a48 100644
--- a/libs/rs/scriptc/rs_types.rsh
+++ b/libs/rs/scriptc/rs_types.rsh
@@ -412,7 +412,9 @@
     RS_PRIMITIVE_LINE_STRIP,
     RS_PRIMITIVE_TRIANGLE,
     RS_PRIMITIVE_TRIANGLE_STRIP,
-    RS_PRIMITIVE_TRIANGLE_FAN
+    RS_PRIMITIVE_TRIANGLE_FAN,
+
+    RS_PRIMITIVE_INVALID = 100,
 } rs_primitive;
 
 /**
@@ -467,6 +469,8 @@
     RS_TYPE_PROGRAM_VERTEX,
     RS_TYPE_PROGRAM_RASTER,
     RS_TYPE_PROGRAM_STORE,
+
+    RS_TYPE_INVALID = 10000,
 } rs_data_type;
 
 /**
@@ -486,6 +490,8 @@
     RS_KIND_PIXEL_RGB,
     RS_KIND_PIXEL_RGBA,
     RS_KIND_PIXEL_DEPTH,
+
+    RS_KIND_INVALID = 100,
 } rs_data_kind;
 
 #endif