1 files changed, 19 insertions, 0 deletions
diff --git a/tests/spec/glsl-es-1.00/compiler/storage-qualifiers/static-write-attribute-02.vert b/tests/spec/glsl-es-1.00/compiler/storage-qualifiers/static-write-attribute-02.vert
new file mode 100644
index 00000000..1182d7ce
--- /dev/null
+++ b/tests/spec/glsl-es-1.00/compiler/storage-qualifiers/static-write-attribute-02.vert
@@ -0,0 +1,19 @@
+// [config]
+// expect_result: fail
+// glsl_version: 1.20
+// glsles_version: 1.00
+// [end config]
+//
+// From section 4.3.4 of the GLSL 1.20 spec:
+//     Attribute variables are read-only as far as the vertex shader is
+//     concerned.
+
+attribute float x;
+
+void f(out float y) {
+    y = 0.0;
+}
+
+void g() {
+    f(x);
+}