Mesa (glsl2): ir_to_mesa: Do validation on the IR tree.

[Eric Anholt]

Module: Mesa
Branch: glsl2
Commit: ee7b2b3f44d09c2311887d3524e197b9738580a9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ee7b2b3f44d09c2311887d3524e197b9738580a9

Author: Eric Anholt <eric at anholt.net>
Date:   Mon Jul 19 08:55:54 2010 -0700

ir_to_mesa: Do validation on the IR tree.

---

 src/mesa/shader/ir_to_mesa.cpp |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/src/mesa/shader/ir_to_mesa.cpp b/src/mesa/shader/ir_to_mesa.cpp
index a7799cc..84cfff4 100644
--- a/src/mesa/shader/ir_to_mesa.cpp
+++ b/src/mesa/shader/ir_to_mesa.cpp
@@ -2186,6 +2186,8 @@ _mesa_glsl_compile_shader(GLcontext *ctx, struct gl_shader *shader)
       _mesa_ast_to_hir(shader->ir, state);
 
    if (!state->error && !shader->ir->is_empty()) {
+      validate_ir_tree(shader->ir);
+
       /* Lowering */
       do_mat_op_to_vec(shader->ir);
       do_mod_to_fract(shader->ir);
@@ -2213,6 +2215,8 @@ _mesa_glsl_compile_shader(GLcontext *ctx, struct gl_shader *shader)
 
 	 progress = do_swizzle_swizzle(shader->ir) || progress;
       } while (progress);
+
+      validate_ir_tree(shader->ir);
    }
 
    shader->symbols = state->symbols;