[Piglit] [PATCH] glsl-1.10: add a test that has an a while loop with unconditional return

[Ilia Mirkin]

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
---

This crashes on nouveau, passes on i965/hsw and llvmpipe.

 .../glsl-1.10/execution/fs-loop-return.shader_test   | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 tests/spec/glsl-1.10/execution/fs-loop-return.shader_test

diff --git a/tests/spec/glsl-1.10/execution/fs-loop-return.shader_test b/tests/spec/glsl-1.10/execution/fs-loop-return.shader_test
new file mode 100644
index 0000000..701bf60
--- /dev/null
+++ b/tests/spec/glsl-1.10/execution/fs-loop-return.shader_test
@@ -0,0 +1,20 @@
+# This test verifies that loop unrolling properly interprets a variety
+# of ways of specifying loop bounds.
+
+[require]
+GLSL >= 1.10
+
+[vertex shader passthrough]
+
+[fragment shader]
+void main()
+{
+  gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0);
+  while (true) {
+    return;
+  }
+}
+
+[test]
+draw rect -1 -1 2 2
+probe all rgba 0.0 1.0 0.0 1.0
-- 
2.4.10