From: Brian Paul <brianp@vmware.com>
Date: Mon, 15 Mar 2010 17:27:24 +0000 (-0600)
Subject: gallivm: fix typo/bug in lp_build_sgn()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d25d3cc0086a1a2a5b6c41ad37c035c33d56a487;p=mesa.git

gallivm: fix typo/bug in lp_build_sgn()

We were never returning -1 as a result.  This fixes some inverted/flipped
faces with cube mapping.
---

diff --git a/src/gallium/auxiliary/gallivm/lp_bld_arit.c b/src/gallium/auxiliary/gallivm/lp_bld_arit.c
index c39b062d10e..233a36669d4 100644
--- a/src/gallium/auxiliary/gallivm/lp_bld_arit.c
+++ b/src/gallium/auxiliary/gallivm/lp_bld_arit.c
@@ -770,7 +770,7 @@ lp_build_sgn(struct lp_build_context *bld,
 
    /* Handle zero */
    cond = lp_build_cmp(bld, PIPE_FUNC_EQUAL, a, bld->zero);
-   res = lp_build_select(bld, cond, bld->zero, bld->one);
+   res = lp_build_select(bld, cond, bld->zero, res);
 
    return res;
 }