Mesa (master): mesa: Assert variable coming from get_variable() in get_current_attrib

[Brian Paul]

Module: Mesa
Branch: master
Commit: 22bf0f3eb4668044042cdf326ccee29fa44f850a
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=22bf0f3eb4668044042cdf326ccee29fa44f850a

Author: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
Date:   Thu Dec 19 05:27:00 2013 -0700

mesa: Assert variable coming from get_variable() in get_current_attrib

Signed-off-by: Juha-Pekka Heikkila <juhapekka.heikkila at gmail.com>
Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/mesa/main/ff_fragment_shader.cpp |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/mesa/main/ff_fragment_shader.cpp b/src/mesa/main/ff_fragment_shader.cpp
index 6e91697..ba6258d 100644
--- a/src/mesa/main/ff_fragment_shader.cpp
+++ b/src/mesa/main/ff_fragment_shader.cpp
@@ -543,6 +543,7 @@ get_current_attrib(texenv_fragment_program *p, GLuint attrib)
    ir_rvalue *val;
 
    current = p->shader->symbols->get_variable("gl_CurrentAttribFragMESA");
+   assert(current);
    current->data.max_array_access = MAX2(current->data.max_array_access, attrib);
    val = new(p->mem_ctx) ir_dereference_variable(current);
    ir_rvalue *index = new(p->mem_ctx) ir_constant(attrib);