mesa: silence uninitialized var warnings

diff --git a/src/mesa/swrast/s_span.c b/src/mesa/swrast/s_span.c
index 214c2a1b6f338b4cf758d8876758d1aef19ae060..7f9cc64bb29fb864d46da2e177e9a02d0d7cfd12 100644 (file)
--- a/src/mesa/swrast/s_span.c
+++ b/src/mesa/swrast/s_span.c
@@ -1032,6 +1032,7 @@ add_specular(GLcontext *ctx, SWspan *span)
    ASSERT(!ctx->FragmentProgram._Current);
    ASSERT(span->arrayMask & SPAN_RGBA);
    ASSERT(swrast->_ActiveAttribMask & FRAG_BIT_COL1);
+   (void) swrast; /* silence warning */
 
    if (span->array->ChanType == GL_FLOAT) {
       if ((span->arrayAttribs & FRAG_BIT_COL0) == 0) {

diff --git a/src/mesa/swrast/s_texfilter.c b/src/mesa/swrast/s_texfilter.c
index 6b1dfd5d502998e0d1d8ae1ecdaee5f673a981ff..a095b255ab51cae95d3a8052e2953eec4733a486 100644 (file)
--- a/src/mesa/swrast/s_texfilter.c
+++ b/src/mesa/swrast/s_texfilter.c
@@ -2064,6 +2064,7 @@ clamp_rect_coord_linear(GLenum wrapMode, GLfloat coord, GLint max,
    default:
       _mesa_problem(NULL, "bad wrapMode in clamp_rect_coord_linear");
       i0 = i1 = 0;
+      fcol = 0.0F;
    }
    *i0out = i0;
    *i1out = i1;
@@ -2872,6 +2873,8 @@ sample_depth_texture( GLcontext *ctx,
                                          texcoords[i][1]);
             slice = clamp_rect_coord_nearest(tObj->WrapR, texcoords[i][2], depth);
             break;
+         default:
+            col = row = slice = 0;
          }
 
          if (col >= 0 && row >= 0 && col < width && row < height && 
@@ -2982,6 +2985,8 @@ sample_depth_texture( GLcontext *ctx,
                                    texcoords[i][1], &j0, &j1, &b);
             slice = clamp_rect_coord_nearest(tObj->WrapR, texcoords[i][2], depth);
             break;
+         default:
+            slice = 0;
          }
 
          useBorderTexel = 0;