>From beceb2fa9382fd44816cae382dd12ffc6a210d5e Mon Sep 17 00:00:00 2001
From: Paul Eggert <address@hidden>
Date: Sun, 6 Oct 2019 11:49:56 -0700
Subject: [PATCH 1/2] Work around GCC 4.8 false alarms without casts

* data/skeletons/yacc.c (yyparse):
Initialize yyes_capacity with a signed expression.
* tests/local.at (AT_YYLEX_DEFINE(c)):
Use enum to avoid cast.
---
 TODO                  | 8 --------
 data/skeletons/yacc.c | 2 +-
 tests/local.at        | 2 +-
 3 files changed, 2 insertions(+), 10 deletions(-)

diff --git a/TODO b/TODO
index 0a02ff03..a5935029 100644
--- a/TODO
+++ b/TODO
@@ -117,14 +117,6 @@ compiling yacc.c code:
 
     YYPTRDIFF_T yysize = (YYPTRDIFF_T) (yyesp - *yyes + 1);
 
-Or G++ 4.8
-
-    yyes_capacity = (YYPTRDIFF_T) (sizeof yyesa / sizeof *yyes);
-
-Or GCC 4.8
-
-    int input_elts = (int) (sizeof input / sizeof input[0]);
-
 * Completion
 Several features are not available in all the backends.
 
diff --git a/data/skeletons/yacc.c b/data/skeletons/yacc.c
index abe20a5f..5ef4289e 100644
--- a/data/skeletons/yacc.c
+++ b/data/skeletons/yacc.c
@@ -1490,7 +1490,7 @@ b4_function_define([[yyparse]], [[int]], b4_parse_param)[
   yystacksize = YYINITDEPTH;]b4_lac_if([[
 
   yyes = yyesa;
-  yyes_capacity = (YYPTRDIFF_T) (sizeof yyesa / sizeof *yyes);
+  yyes_capacity = ]b4_percent_define_get([[parse.lac.es-capacity-initial]])[;
   if (YYMAXDEPTH < yyes_capacity)
     yyes_capacity = YYMAXDEPTH;]])[
 
diff --git a/tests/local.at b/tests/local.at
index 579b85c3..3acb2791 100644
--- a/tests/local.at
+++ b/tests/local.at
@@ -558,7 +558,7 @@ static
   static int toknum = 0;
   int res;
   ]AT_USE_LEX_ARGS[
-  int input_elts = (int) (sizeof input / sizeof input[0]);
+  enum { input_elts = sizeof input / sizeof input[0] };
   (void) input_elts;
   assert (0 <= toknum && toknum < input_elts);
   res = input[toknum++];
-- 
2.17.1