From: Marek Olšák <maraeo@gmail.com>
Date: Fri, 15 Jul 2011 18:57:39 +0000 (+0200)
Subject: prog_optimize: fix a warning that a variable may be uninitialized
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=dade65505bdf62da448479e316cc7f4f2da22417;p=mesa.git

prog_optimize: fix a warning that a variable may be uninitialized
---

diff --git a/src/mesa/program/prog_optimize.c b/src/mesa/program/prog_optimize.c
index 11debc485eb..8a40fa69eca 100644
--- a/src/mesa/program/prog_optimize.c
+++ b/src/mesa/program/prog_optimize.c
@@ -1304,6 +1304,9 @@ _mesa_simplify_cmp(struct gl_program * program)
          assert(inst->DstReg.Index < REG_ALLOCATE_MAX_PROGRAM_TEMPS);
          prevWriteMask = tempWrites[inst->DstReg.Index];
          tempWrites[inst->DstReg.Index] |= inst->DstReg.WriteMask;
+      } else {
+         /* No other register type can be a destination register. */
+         continue;
       }
 
       /* For a CMP to be considered a conditional write, the destination