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-rw-r--r--src/mesa/main/ff_fragment_shader.cpp1
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 6e91697a1b1..ba6258d8905 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);