X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=tests%2Fglsl%2Fkeep_used_function.glsl;fp=tests%2Fglsl%2Fkeep_used_function.glsl;h=419f3f2c77c75962dd774fbc6990e25dcad4eeb4;hb=a60a60fe29850ef8a5dc291ed70741eeb95d9e0b;hp=0000000000000000000000000000000000000000;hpb=041ba4b1acd55337239c5ce24cc310118c621206;p=libs%2Fgl.git

diff --git a/tests/glsl/keep_used_function.glsl b/tests/glsl/keep_used_function.glsl
new file mode 100644
index 00000000..419f3f2c
--- /dev/null
+++ b/tests/glsl/keep_used_function.glsl
@@ -0,0 +1,26 @@
+#pragma MSP stage(vertex)
+layout(location=0) in vec4 position;
+layout(location=1) in vec2 scale;
+float square(float arg)
+{
+	return arg*arg;
+}
+void main()
+{
+	float x_sq = square(scale.x);
+	float y_sq = square(scale.y);
+	gl_Position = position*sqrt(x_sq+y_sq);
+}
+
+/* Expected output: vertex
+layout(location=0) in vec4 position;
+layout(location=1) in vec2 scale;
+float square(float arg)
+{
+	return arg*arg;
+}
+void main()
+{
+	gl_Position = position*sqrt(square(scale.x)+square(scale.y));
+}
+*/