1 files changed, 39 insertions, 0 deletions
diff --git a/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/build/CorrectSwizzle2_frag.frag b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/build/CorrectSwizzle2_frag.frag
new file mode 100644
index 0000000000..24074aa2a7
--- /dev/null
+++ b/dom/canvas/test/webgl-conf/checkout/conformance/ogles/GL/build/CorrectSwizzle2_frag.frag
@@ -0,0 +1,39 @@
+
+/*
+Copyright (c) 2019 The Khronos Group Inc.
+Use of this source code is governed by an MIT-style license that can be
+found in the LICENSE.txt file.
+*/
+
+
+#ifdef GL_ES
+precision mediump float;
+#endif
+void main()
+{
+    float f, f1, f2;
+    f = f1 = f2;
+    f += f1 += f2;
+
+    vec4 v, v1, v2;
+    v = v1 = v2;
+    v += v1 += v2;
+    v.wx = v1.zx = v2.yx;
+    v.wx += v1.zx += v2.yx;
+
+    mat4  m, m1, m2;
+    m = m1 = m2;
+    m += m1 += m2;
+    m[3].wx = m1[2].zx = m2[1].yx;
+    m[3].wx += m1[2].zx += m2[1].yx;
+
+    mat4  am[4], am1[4], am2[4];
+    am[3] = am1[2] = am2[1];
+    am[3] += am1[2] += am2[1];
+    am[3][3].wx = am1[2][2].zx = am2[1][1].yx;
+    am[3][3].wx += am1[2][2].zx += am2[1][1].yx;
+    am[3][3].wx += am1[2][2].zx += ++(am2[1][1].yx);
+    am[3][3].wx += am1[2][2].zx += (am2[1][1].yx)++;
+
+    gl_FragColor = vec4(am[3][3].z, m[3].w, v.w, f);
+}