1 files changed, 1 insertions, 0 deletions
diff --git a/src/glsl/ir.cpp b/src/glsl/ir.cpp
index 742dd41b9f..460d43b02e 100644
--- a/src/glsl/ir.cpp
+++ b/src/glsl/ir.cpp
@@ -1325,6 +1325,7 @@ ir_variable::ir_variable(const struct glsl_type *type, const char *name,
    this->constant_value = NULL;
    this->origin_upper_left = false;
    this->pixel_center_integer = false;
+   this->used = false;
 
    if (type && type->base_type == GLSL_TYPE_SAMPLER)
       this->read_only = true;