d3dx9_36/tests: remove unused variable assignments (LLVM/Clang)

[Austin English]

-- 
-Austin
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diff --git a/dlls/d3dx9_36/tests/mesh.c b/dlls/d3dx9_36/tests/mesh.c
index 6ba7224..5e875bd 100644
--- a/dlls/d3dx9_36/tests/mesh.c
+++ b/dlls/d3dx9_36/tests/mesh.c
@@ -1434,7 +1434,6 @@ static BOOL compute_sphere(struct mesh *mesh, FLOAT radius, UINT slices, UINT st
 
     vertex = 0;
     face = 0;
-    stack = 0;
 
     mesh->vertices[vertex].normal.x = 0.0f;
     mesh->vertices[vertex].normal.y = 0.0f;
@@ -1663,7 +1662,6 @@ static BOOL compute_cylinder(struct mesh *mesh, FLOAT radius1, FLOAT radius2, FL
 
     vertex = 0;
     face = 0;
-    stack = 0;
 
     delta_radius = radius1 - radius2;
     radius = radius1;