From: Paul Eggert <eggert@cs.ucla.edu>
Date: Mon, 20 Sep 2021 20:11:36 +0000 (-0700)
Subject: build: improve build-from-git for older GCCs
X-Git-Tag: v1.35~93
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7868054c034a8f59c8ec8c1ad96b77b5c073041d;p=thirdparty%2Ftar.git

build: improve build-from-git for older GCCs

configure.ac: Bump GCC version from 4.6 to 11.2 when deciding whether
to default to enabling GCC warnings when --enable-gcc-warnings is not
specified, as older GCCs can generate too many false alarms.  From
a suggestion by Christian Schoenebeck.
---

diff --git a/configure.ac b/configure.ac
index d09789af..0d31d1ee 100644
--- a/configure.ac
+++ b/configure.ac
@@ -158,7 +158,7 @@ AC_ARG_ENABLE([gcc-warnings],
    gl_gcc_warnings=$enableval],
   [gl_gcc_warnings=no
    if test -d "$srcdir"/.git; then
-     gl_GCC_VERSION_IFELSE([4], [6], [gl_gcc_warnings=yes])
+     gl_GCC_VERSION_IFELSE([11], [2], [gl_gcc_warnings=yes])
    fi]
 )