mesa: enable texture stencil8 for multisample

This fixes GL45-CTS.gtf44.GL31Tests.texture_stencil8.texture_stencil8_gl44
from the ogl conform suite.

Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
Cc: 10.6 11.0 <mesa-stable@lists.freedesktop.org>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c
index 253e8810b8602a99e9b28c43c7b51f21da85e333..6a5489eb6547836024938dfc41be393c415864bb 100644 (file)
--- a/src/mesa/main/teximage.c
+++ b/src/mesa/main/teximage.c
@@ -5569,10 +5569,13 @@ static GLboolean
 is_renderable_texture_format(struct gl_context *ctx, GLenum internalformat)
 {
    /* Everything that is allowed for renderbuffers,
-    * except for a base format of GL_STENCIL_INDEX.
+    * except for a base format of GL_STENCIL_INDEX, unless supported.
     */
    GLenum baseFormat = _mesa_base_fbo_format(ctx, internalformat);
-   return baseFormat != 0 && baseFormat != GL_STENCIL_INDEX;
+   if (ctx->Extensions.ARB_texture_stencil8)
+      return baseFormat != 0;
+   else
+      return baseFormat != 0 && baseFormat != GL_STENCIL_INDEX;
 }