Add includer to gtest for include file tests.

Turn on debug info flag for non-semantic debug test.

Test/spv.debugInfo.frag

@@ -1,83 +1,83 @@
-#version 450
-
-struct S {
-    int a;
-};
-
-uniform ubuf {
-    S s;
-};
-
-uniform sampler2D s2d;
-
-layout(location = 0) in vec4 inv;
-layout(location = 0) out vec4 outv;
-
-vec4 foo(S s)
-{
-    vec4 r = s.a * inv;
-    ++r;
-    if (r.x > 3.0)
-        --r;
-    else
-        r *= 2;
-
-    return r;
-}
-
-float testBranch(float x, float y)
-{
-    float result = 0;
-    bool b = x > 0;
-
-    // branch with load
-    if (b) {
-        result += 1;
-    }
-    else {
-        result -= 1;
-    }
-
-    // branch with expression
-    if (x > y) {
-        result += x - y;
-    }
-
-    // selection with load
-    result += b ?
-        1 : -1;
-
-    // selection with expression
-    result += x < y ? 
-        y : 
-        float(b);
-
-    return result;
-}
-
-void main()
-{
-    outv = foo(s);
-    outv += testBranch(inv.x, inv.y);
-    outv += texture(s2d, vec2(0.5));
-
-    switch (s.a) {
-    case 10:
-        ++outv;
-        break;
-    case 20:
-        outv = 2 * outv;
-        ++outv;
-        break;
-    default:
-        --outv;
-        break;
-    }
-
-    for (int i = 0; i < 10; ++i)
-        outv *= 3.0;
-
-    outv.x < 10.0 ?
-        outv = sin(outv) :
-        outv = cos(outv);
+#version 450
+
+struct S {
+    int a;
+};
+
+uniform ubuf {
+    S s;
+};
+
+uniform sampler2D s2d;
+
+layout(location = 0) in vec4 inv;
+layout(location = 0) out vec4 outv;
+
+vec4 foo(S s)
+{
+    vec4 r = s.a * inv;
+    ++r;
+    if (r.x > 3.0)
+        --r;
+    else
+        r *= 2;
+
+    return r;
+}
+
+float testBranch(float x, float y)
+{
+    float result = 0;
+    bool b = x > 0;
+
+    // branch with load
+    if (b) {
+        result += 1;
+    }
+    else {
+        result -= 1;
+    }
+
+    // branch with expression
+    if (x > y) {
+        result += x - y;
+    }
+
+    // selection with load
+    result += b ?
+        1 : -1;
+
+    // selection with expression
+    result += x < y ? 
+        y : 
+        float(b);
+
+    return result;
+}
+
+void main()
+{
+    outv = foo(s);
+    outv += testBranch(inv.x, inv.y);
+    outv += texture(s2d, vec2(0.5));
+
+    switch (s.a) {
+    case 10:
+        ++outv;
+        break;
+    case 20:
+        outv = 2 * outv;
+        ++outv;
+        break;
+    default:
+        --outv;
+        break;
+    }
+
+    for (int i = 0; i < 10; ++i)
+        outv *= 3.0;
+
+    outv.x < 10.0 ?
+        outv = sin(outv) :
+        outv = cos(outv);
 }