llvmpipe: Allow floating types without sign.

With the meaning that all values are assumed to be positive.

1 files changed, 2 insertions, 1 deletions

diff --git a/src/gallium/drivers/llvmpipe/lp_bld_type.h b/src/gallium/drivers/llvmpipe/lp_bld_type.h
index c56dd3b20e..3ce566be64 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_type.h
+++ b/src/gallium/drivers/llvmpipe/lp_bld_type.h
@@ -73,7 +73,8 @@ union lp_type {
       /** 
        * Whether it can represent negative values or not.
        *
-       * Floating point values should always have this bit set.
+       * If this is not set for floating point, it means that all values are
+       * assumed to be positive.
        */
       unsigned sign:1;