[Piglit] [PATCH] glsl-1.10: Try ternary operator with void expressions

Ian Romanick idr at freedesktop.org
Mon Oct 20 10:54:05 PDT 2014


From: Ian Romanick <ian.d.romanick at intel.com>

As far as I can tell from the GLSL spec, this should work.  However,
on both Mesa 9.2 and master (10.4-devel), it segfaults.

NOTE: This test currently fails on Mesa.

Signed-off-by: Ian Romanick <ian.d.romanick at intel.com>
---
 .../glsl-1.10/execution/void-ternary.shader_test   | 48 ++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 tests/spec/glsl-1.10/execution/void-ternary.shader_test

diff --git a/tests/spec/glsl-1.10/execution/void-ternary.shader_test b/tests/spec/glsl-1.10/execution/void-ternary.shader_test
new file mode 100644
index 0000000..157090f
--- /dev/null
+++ b/tests/spec/glsl-1.10/execution/void-ternary.shader_test
@@ -0,0 +1,48 @@
+[require]
+GLSL >= 1.10
+
+[vertex shader]
+
+varying vec4 c;
+uniform bool b;
+
+void good(void)
+{
+    c = vec4(0, 1, 0, 1);
+}
+
+void bad(void)
+{
+    c = vec4(1, 0, 0, 1);
+}
+
+void main()
+{
+    b ? good() : bad();
+}
+
+[fragment shader]
+
+varying vec4 c;
+uniform bool b;
+
+void good(void)
+{
+    gl_FragColor = c;
+}
+
+void bad(void)
+{
+    gl_FragColor = c + vec4(0, 0, 1, 0);
+}
+
+void main()
+{
+    b ? good() : bad();
+}
+
+[test]
+uniform int b 1
+
+draw rect -1 -1 2 2
+probe all rgba 0.0 1.0 0.0 0.0
-- 
1.8.1.4



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