fix broken assertions so dri drivers compile with -DDEBUG (replace GL_STENCIL_INDEX8 with GL_STENCIL_INDEX8_EXT). Fix potential problem with drivers which use 32bit z buffers.

src/mesa/drivers/dri/common/drirenderbuffer.c

@@ -92,9 +92,15 @@ driNewRenderbuffer(GLenum format, GLvoid *addr,
          /* we always Get/Put 32-bit Z values */
          drb->Base.DataType = GL_UNSIGNED_INT;
       }
+      else if (format == GL_DEPTH_COMPONENT32) {
+         /* Depth */
+         drb->Base._BaseFormat = GL_DEPTH_COMPONENT;
+         /* we always Get/Put 32-bit Z values */
+         drb->Base.DataType = GL_UNSIGNED_INT;
+      }
       else {
          /* Stencil */
-         ASSERT(format == GL_STENCIL_INDEX8);
+         ASSERT(format == GL_STENCIL_INDEX8_EXT);
          drb->Base._BaseFormat = GL_STENCIL_INDEX;
          drb->Base.DataType = GL_UNSIGNED_BYTE;
       }

src/mesa/drivers/dri/sis/sis_dd.c

@@ -160,7 +160,7 @@ sisInitRenderbuffer(struct gl_renderbuffer *rb, GLenum format)
    }
    else {
       /* Stencil */
-      ASSERT(format == GL_STENCIL_INDEX8);
+      ASSERT(format == GL_STENCIL_INDEX8_EXT);
       rb->_BaseFormat = GL_STENCIL_INDEX;
       rb->DataType = GL_UNSIGNED_BYTE;
    }

src/mesa/drivers/dri/unichrome/via_context.c

@@ -177,7 +177,7 @@ viaInitRenderbuffer(struct gl_renderbuffer *rb, GLenum format)
    }
    else {
       /* Stencil */
-      ASSERT(format == GL_STENCIL_INDEX8);
+      ASSERT(format == GL_STENCIL_INDEX8_EXT);
       rb->_BaseFormat = GL_STENCIL_INDEX;
       rb->DataType = GL_UNSIGNED_BYTE;
    }