swrast: Remove dead code in _swrast_clear_depth_buffer()

This code was generating the gcc warning:

  variable ‘clearValue’ set but not used [-Wunused-but-set-variable]

Reviewed-by: Brian Paul <brianp@vmare.com>

diff --git a/src/mesa/swrast/s_depth.c b/src/mesa/swrast/s_depth.c
index f87adaa84895d3e540369c2d60a601bc632c34ca..53f21cb698e378199ee2384471630c798023bcd5 100644 (file)
--- a/src/mesa/swrast/s_depth.c
+++ b/src/mesa/swrast/s_depth.c
@@ -489,7 +489,6 @@ _swrast_clear_depth_buffer(struct gl_context *ctx)
 {
    struct gl_renderbuffer *rb =
       ctx->DrawBuffer->Attachment[BUFFER_DEPTH].Renderbuffer;
-   GLuint clearValue;
    GLint x, y, width, height;
    GLubyte *map;
    GLint rowStride, i, j;
@@ -500,14 +499,6 @@ _swrast_clear_depth_buffer(struct gl_context *ctx)
       return;
    }
 
-   /* compute integer clearing value */
-   if (ctx->Depth.Clear == 1.0) {
-      clearValue = ctx->DrawBuffer->_DepthMax;
-   }
-   else {
-      clearValue = (GLuint) (ctx->Depth.Clear * ctx->DrawBuffer->_DepthMaxF);
-   }
-
    /* compute region to clear */
    x = ctx->DrawBuffer->_Xmin;
    y = ctx->DrawBuffer->_Ymin;