# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1716152023 -7200
# Node ID aa1826243f0c6e77cce2beafa5b4c0c967a6aefd
# Parent  dd0745ab8b8a68bc88fce8d909697fc5f3f52503
Avoid creating zero-length temporary arrays.

diff -r dd0745ab8b8a -r aa1826243f0c translator.py
--- a/translator.py	Sun May 19 22:18:46 2024 +0200
+++ b/translator.py	Sun May 19 22:53:43 2024 +0200
@@ -3,7 +3,7 @@
 """
 Translate programs.
 
-Copyright (C) 2015, 2016, 2017, 2018 Paul Boddie <paul@boddie.org.uk>
+Copyright (C) 2015, 2016, 2017, 2018, 2024 Paul Boddie <paul@boddie.org.uk>
 
 This program is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free Software
@@ -2168,13 +2168,13 @@
 
         # Provide space for the recorded number of temporary variables.
 
-        if self.uses_temp(name, "__tmp_targets"):
+        if self.uses_temp(name, "__tmp_targets") and self.max_function_target:
             self.writeline("__attr __tmp_targets[%d];" % self.max_function_target)
 
-        if self.uses_temp(name, "__tmp_contexts"):
+        if self.uses_temp(name, "__tmp_contexts") and self.max_context_index:
             self.writeline("__attr __tmp_contexts[%d];" % self.max_context_index)
 
-        if self.uses_temp(name, "__tmp_values"):
+        if self.uses_temp(name, "__tmp_values") and self.max_accessor_index:
             self.writeline("__attr __tmp_values[%d];" % self.max_accessor_index)
 
         # Add temporary variable usage details.