From 32da59bb0c32ec726beb7871a6871fe980575f96 Mon Sep 17 00:00:00 2001
From: Paul Eggert <address@hidden>
Date: Tue, 19 Apr 2016 17:22:22 -0700
Subject: [PATCH] Avoid AC_PREPROC_IFELSE glitch in configure.ac
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Problem reported by Angelo Graziosi in:
http://lists.gnu.org/archive/html/emacs-devel/2016-04/msg00545.html
* configure.ac (gl_gcc_warnings): Work around an Autoconf glitch:
AC_PREPROC_IFELSE doesn’t generate a simple shell command.
---
 configure.ac | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index dbb5ad2..1cd9017 100644
--- a/configure.ac
+++ b/configure.ac
@@ -879,8 +879,9 @@ AC_DEFUN
    # however, if there is also a .tarball-version file it is probably
    # just a release imported into Git for patch management.
    gl_gcc_warnings=no
-   test -e "$srcdir"/.git && test ! -f "$srcdir"/.tarball-version &&
+   if test -e "$srcdir"/.git && test ! -f "$srcdir"/.tarball-version; then
      gl_GCC_VERSION_IFELSE([5], [3], [gl_gcc_warnings=warn-only])]
+   fi
 )
 
 # clang is unduly picky about some things.
-- 
2.5.5