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From: bsw!sniff.bsw.com!adam@UUNET.UU.NET (Adam R de Boor)
Newsgroups: gnu.gcc.bug
Subject: error handling null output file in cpp
Message-ID: <8811031920.AA02743@sniff.bsw.com>
Date: 3 Nov 88 19:20:50 GMT
Sender: daemon@tut.cis.ohio-state.edu
Distribution: gnu
Organization: GNUs Not Usenet
Lines: 11

this is from gcc-1.30:

there is a conditional in cccp.c that reads:
	if (out_fname && !strcmp(out_fname, ""))
this should be
	if (!out_fname || !strcmp(out_fname, ""))
otherwise gcc -E, or the use of cpp w/o an output file name will fail with the
message
cpp: Invalid argument for `'
on a machine w/o page 0 mapped out.

a