1 files changed, 3 insertions, 0 deletions
diff --git a/src/glsl/ir.h b/src/glsl/ir.h
index bb7fa0e0af4..fce72a2d3c4 100644
--- a/src/glsl/ir.h
+++ b/src/glsl/ir.h
@@ -2529,6 +2529,9 @@ _mesa_glsl_find_builtin_function_by_name(const char *name);
 extern gl_shader *
 _mesa_glsl_get_builtin_function_shader(void);
 
+extern ir_function_signature *
+_mesa_get_main_function_signature(gl_shader *sh);
+
 extern void
 _mesa_glsl_release_functions(void);