Change mutex usage for missing procedures

src/llvm_backend.hpp

@@ -173,6 +173,8 @@ struct lbModule {
 	StringMap<lbValue>  members;
 	StringMap<lbProcedure *> procedures;
 	PtrMap<LLVMValueRef, Entity *> procedure_values;
+
+	BlockingMutex missing_procedures_to_check_mutex;
 	Array<lbProcedure *> missing_procedures_to_check;
 
 	StringMap<LLVMValueRef>   const_strings;

src/llvm_backend_general.cpp

@@ -3030,10 +3030,11 @@ gb_internal lbValue lb_find_procedure_value_from_entity(lbModule *m, Entity *e)
 	}
 
 	if (ignore_body) {
-		mutex_lock(&gen->anonymous_proc_lits_mutex);
-		defer (mutex_unlock(&gen->anonymous_proc_lits_mutex));
+		// mutex_lock(&gen->anonymous_proc_lits_mutex);
+		// defer (mutex_unlock(&gen->anonymous_proc_lits_mutex));
 
 		GB_ASSERT(other_module != nullptr);
+		mutex_lock(&other_module->missing_procedures_to_check_mutex);
 		rw_mutex_shared_lock(&other_module->values_mutex);
 		auto *found = map_get(&other_module->values, e);
 		rw_mutex_shared_unlock(&other_module->values_mutex);
@@ -3042,6 +3043,7 @@ gb_internal lbValue lb_find_procedure_value_from_entity(lbModule *m, Entity *e)
 			lbProcedure *missing_proc_in_other_module = lb_create_procedure(other_module, e, false);
 			array_add(&other_module->missing_procedures_to_check, missing_proc_in_other_module);
 		}
+		mutex_unlock(&other_module->missing_procedures_to_check_mutex);
 	} else {
 		array_add(&m->missing_procedures_to_check, missing_proc);
 	}