From 995e5ff0da20c9b500ecdd2eee2f793b6a27e980 Mon Sep 17 00:00:00 2001
From: Stefano Lattarini <stefano.lattarini@gmail.com>
Date: Thu, 7 Jun 2012 19:14:30 +0200
Subject: [PATCH] cleanup: simplify subroutine '&saw_extension'

* automake.in (saw_extension): Now that we use the '%extension_seen'
hash only as a set (it's keys being its elements), we can simplify
the implementation of this function accordingly.

Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>
---
 automake.in | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/automake.in b/automake.in
index a87597bed..f88d94dc0 100644
--- a/automake.in
+++ b/automake.in
@@ -6028,14 +6028,7 @@ sub resolve_linker
 sub saw_extension
 {
     my ($ext) = @_;
-    if (! defined $extension_seen{$ext})
-    {
-	$extension_seen{$ext} = 1;
-    }
-    else
-    {
-	++$extension_seen{$ext};
-    }
+    $extension_seen{$ext} = 1;
 }
 
 # register_language (%ATTRIBUTE)
-- 
2.47.2