Add some test cases to test shader validation

[libs/gl.git] / tests / glsl / block_name_conflict.glsl

diff --git a/tests/glsl/block_name_conflict.glsl b/tests/glsl/block_name_conflict.glsl
new file mode 100644 (file)
index 0000000..e397b55
--- /dev/null
+++ b/tests/glsl/block_name_conflict.glsl
@@ -0,0 +1,47 @@
+#pragma MSP stage(vertex)
+layout(location=0) in vec4 position;
+out Output
+{
+       vec2 texcoord;
+} vs_out;
+out vec4 Output;
+void Output();
+void main()
+{
+       vs_out.texcoord = position.xy*0.5+0.5;
+       gl_Position = position;
+}
+
+#pragma MSP stage(geometry)
+layout(triangles) in;
+layout(triangles, max_vertices=3) out;
+in Output
+{
+       vec2 texcoord;
+} vs_out[];
+out Output
+{
+       vec2 texcoord;
+} gs_out;
+out Output
+{
+       vec4 color;
+};
+void main()
+{
+       for(int i=0; i<3; ++i)
+       {
+               gs_out.texcoord = vs_out[i].texcoord;
+               gl_Position = gl_in[i].gl_Position;
+               EmitVertex();
+       }
+}
+
+/* Expected error:
+<test>:7: Multiple definition of 'Output'
+<test>:3: Previous definition is here
+<test>:8: Multiple definition of 'Output'
+<test>:3: Previous definition is here
+<test>:26: Multiple definition of 'Output'
+<test>:22: Previous definition is here
+*/