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-rw-r--r--src/glsl/ast_function.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/glsl/ast_function.cpp b/src/glsl/ast_function.cpp
index ca45934a478..fc0d7497d53 100644
--- a/src/glsl/ast_function.cpp
+++ b/src/glsl/ast_function.cpp
@@ -117,6 +117,7 @@ match_function_by_name(exec_list *instructions, const char *name,
/* The current shader doesn't contain a matching function or signature.
* Before giving up, look for the prototype in the built-in functions.
*/
+ _mesa_glsl_initialize_functions(state);
for (unsigned i = 0; i < state->num_builtins_to_link; i++) {
ir_function *builtin;
builtin = state->builtins_to_link[i]->symbols->get_function(name);