1 files changed, 17 insertions, 0 deletions
diff --git a/tests/spec/glsl-es-3.00/compiler/undef-__VERSION__.vert b/tests/spec/glsl-es-3.00/compiler/undef-__VERSION__.vert
new file mode 100644
index 000000000..5ef180695
--- /dev/null
+++ b/tests/spec/glsl-es-3.00/compiler/undef-__VERSION__.vert
@@ -0,0 +1,17 @@
+#version 300 es
+
+/* [config]
+ * expect_result: fail
+ * glsl_version: 3.00
+ * [end config]
+ *
+ * Section 3.4 (Preprocessor) of the OpenGL ES Shading Language 3.00 spec
+ * says:
+ *
+ *     "It is an error to undefine or to redefine a built-in (pre-defined)
+ *     macro name."
+ */
+
+#undef __VERSION__
+
+void main() { gl_Position = vec4(0); }