From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id A23D43858D32; Mon, 14 Nov 2022 20:45:09 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A23D43858D32 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1668458709; bh=fYs+daE2cnsgPdUOf2c9M4qKZGpRZwEVShTsRoGiSG8=; h=From:To:Subject:Date:In-Reply-To:References:From; b=KPqRkEUrvaF1aWuVYur+wrmx6V+/BI7lfx06sOetqL7On5MsAie6yDGvpxFkuSMEc Enc0yq0BuYlnDQGpOXtw7soLkr3C04T160sWBrBHap8AxYL1OQU4zqIPN1URk3Tikf Fg+iK53gC+4yiCfkxwjUtKJkoHrnsu2YEISKlJho= From: "schwab@linux-m68k.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug preprocessor/107691] [10/11/12/13 Regression] libcpp configure fails on empty expansion Date: Mon, 14 Nov 2022 20:45:09 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: preprocessor X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: build X-Bugzilla-Severity: normal X-Bugzilla-Who: schwab@linux-m68k.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 10.5 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: short_desc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107691 Andreas Schwab changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[10/11/12/13 Regression] |[10/11/12/13 Regression] |libcpp configure fails on |libcpp configure fails on |bashism |empty expansion --- Comment #2 from Andreas Schwab --- That's 100% POSIX conforming, it's just $have_valgrind_h etc. expanding to nothing (only gcc/configure has the necessary checks).=