init span.y=0 to silence warnings

diff --git a/src/mesa/swrast/s_tritemp.h b/src/mesa/swrast/s_tritemp.h
index 435491a0c80e7c036c52f5dceca48ac70b1cf928..c2b757f33edc443f723f95382ca62bb11be012e7 100644 (file)
--- a/src/mesa/swrast/s_tritemp.h
+++ b/src/mesa/swrast/s_tritemp.h
@@ -196,6 +196,7 @@ static void NAME(GLcontext *ctx, const SWvertex *v0,
    (void) swrast;
 
    INIT_SPAN(span, GL_POLYGON, 0, 0, 0);
+   span.y = 0; /* silence warnings */
 
 #ifdef INTERP_Z
    (void) fixedToDepthShift;