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-rw-r--r--tests/spec/glsl-es-1.00/compiler/storage-qualifiers/static-write-varying-02.frag19
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/spec/glsl-es-1.00/compiler/storage-qualifiers/static-write-varying-02.frag b/tests/spec/glsl-es-1.00/compiler/storage-qualifiers/static-write-varying-02.frag
new file mode 100644
index 00000000..1907ba04
--- /dev/null
+++ b/tests/spec/glsl-es-1.00/compiler/storage-qualifiers/static-write-varying-02.frag
@@ -0,0 +1,19 @@
+// [config]
+// expect_result: fail
+// glsl_version: 1.20
+// glsles_version: 1.00
+// [end config]
+//
+// From section 4.3.6 of the GLSL 1.20 spec:
+// A fragment shader can not write to a varying variable.
+
+
+varying float x;
+
+void f(out float y) {
+ y = 0.0;
+}
+
+void g() {
+ f(x);
+}