glslang SPV tests: Add a set of SPV tests.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@31212 e7fa87d3-cd2b-0410-9028-fcbf551c1848

Test/spv.140.frag

@@ -0,0 +1,41 @@
+#version 140
+
+in vec4 k;
+out vec4 o;
+
+in float gl_ClipDistance[5];
+
+layout(row_major) uniform;
+
+uniform sampler2D samp2Da[3];
+
+layout(std140) uniform bn {
+    layout(row_major) mat4 matra[4];
+    layout(column_major) mat4 matca[4];
+    layout(row_major) mat4 matr;
+    layout(column_major) mat4 matc;
+    mat4 matrdef;
+};
+
+uniform sampler2DRect sampR;
+uniform isamplerBuffer sampB;
+
+float foo();
+
+void main()
+{
+    o.y = gl_ClipDistance[2];
+    o.z = gl_ClipDistance[int(k)];
+    o.w = float(textureSize(sampR) + textureSize(sampB)) / 100.0;
+    o.z = foo();
+}
+
+// Test extra-function initializers
+
+float i1 = gl_FrontFacing ? -2.0 : 2.0;
+float i2 = 102;
+
+float foo()
+{
+    return i1 + i2;
+}