1 files changed, 6 insertions, 0 deletions
diff --git a/src/glsl/ir.h b/src/glsl/ir.h
index d5239d4de1b..fa93efd2de1 100644
--- a/src/glsl/ir.h
+++ b/src/glsl/ir.h
@@ -678,6 +678,12 @@ public:
       unsigned from_named_ifc_block_array:1;
 
       /**
+       * Non-zero if the variable must be a shader input. This is useful for
+       * constraints on function parameters.
+       */
+      unsigned must_be_shader_input:1;
+
+      /**
        * \brief Layout qualifier for gl_FragDepth.
        *
        * This is not equal to \c ir_depth_layout_none if and only if this