Mesa (glsl2): ir_constant_expression: Fix loop increments.

[Ian Romanick]

Module: Mesa
Branch: glsl2
Commit: acf88f2769c15c9185abe5bd76a885218f431e58
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=acf88f2769c15c9185abe5bd76a885218f431e58

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Wed Jul  7 12:08:23 2010 -0700

ir_constant_expression: Fix loop increments.

---

 src/glsl/ir_constant_expression.cpp |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/glsl/ir_constant_expression.cpp b/src/glsl/ir_constant_expression.cpp
index 98cbb6c..0fe93ad 100644
--- a/src/glsl/ir_constant_expression.cpp
+++ b/src/glsl/ir_constant_expression.cpp
@@ -149,8 +149,8 @@ ir_constant_visitor::visit(ir_expression *ir)
    /* When iterating over a vector or matrix's components, we want to increase
     * the loop counter.  However, for scalars, we want to stay at 0.
     */
-   unsigned c0_inc = op0_scalar ? 1 : 0;
-   unsigned c1_inc = op1_scalar ? 1 : 0;
+   unsigned c0_inc = op0_scalar ? 0 : 1;
+   unsigned c1_inc = op1_scalar ? 0 : 1;
    unsigned components;
    if (op1_scalar || !op[1]) {
       components = op[0]->type->components();