main/base_tex_format: Properly handle STENCIL_INDEX1/4/16

This takes "fbo-stencil blit GL_STENCIL_INDEX1/4/16" from crash to pass on
BDW.

Cc: 10.5 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Matt Turner <mattst88@gmail.com>

diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 5ea48c5..611d664 100644 (file)
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -224,7 +224,10 @@ _mesa_base_tex_format( struct gl_context *ctx, GLint internalFormat )
    if (ctx->Extensions.ARB_stencil_texturing) {
       switch (internalFormat) {
       case GL_STENCIL_INDEX:
+      case GL_STENCIL_INDEX1:
+      case GL_STENCIL_INDEX4:
       case GL_STENCIL_INDEX8:
+      case GL_STENCIL_INDEX16:
          return GL_STENCIL_INDEX;
       default:
          ; /* fallthrough */