From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2181) id 6A491385841E; Wed, 5 Jan 2022 13:47:43 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 6A491385841E MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: Jonathan Wakely To: gcc-cvs@gcc.gnu.org, libstdc++-cvs@gcc.gnu.org Subject: [gcc r12-6259] libstdc++: Fix example preprocessor command in FAQ [PR103877] X-Act-Checkin: gcc X-Git-Author: Jonathan Wakely X-Git-Refname: refs/heads/master X-Git-Oldrev: e09366718ad8c93678618a47016e18cb6e927131 X-Git-Newrev: cebe875f6f44b905a0d56a2007b5a638a33a893c Message-Id: <20220105134743.6A491385841E@sourceware.org> Date: Wed, 5 Jan 2022 13:47:43 +0000 (GMT) X-BeenThere: gcc-cvs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-cvs mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 05 Jan 2022 13:47:43 -0000 https://gcc.gnu.org/g:cebe875f6f44b905a0d56a2007b5a638a33a893c commit r12-6259-gcebe875f6f44b905a0d56a2007b5a638a33a893c Author: Jonathan Wakely Date: Tue Jan 4 15:54:16 2022 +0000 libstdc++: Fix example preprocessor command in FAQ [PR103877] libstdc++-v3/ChangeLog: PR libstdc++/103877 * doc/xml/faq.xml: Add '-x c++' to preprocessor command. * doc/html/faq.html: Regenerate. Diff: --- libstdc++-v3/doc/html/faq.html | 2 +- libstdc++-v3/doc/xml/faq.xml | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/libstdc++-v3/doc/html/faq.html b/libstdc++-v3/doc/html/faq.html index 967e5f5f348..f49b84c4c33 100644 --- a/libstdc++-v3/doc/html/faq.html +++ b/libstdc++-v3/doc/html/faq.html @@ -456,7 +456,7 @@ CPLUSPLUS_CPP_SPEC in the gcc config headers for your target (and try changing them to see what happens when building complicated code). You can also run - g++ -E -dM - < /dev/null" to display + g++ -E -dM -x c++ /dev/null to display a list of predefined macros for any particular installation.

This has been discussed on the mailing lists quite a bit. diff --git a/libstdc++-v3/doc/xml/faq.xml b/libstdc++-v3/doc/xml/faq.xml index e419d3c22a0..9ae4966ecea 100644 --- a/libstdc++-v3/doc/xml/faq.xml +++ b/libstdc++-v3/doc/xml/faq.xml @@ -580,7 +580,7 @@ CPLUSPLUS_CPP_SPEC in the gcc config headers for your target (and try changing them to see what happens when building complicated code). You can also run - g++ -E -dM - < /dev/null" to display + g++ -E -dM -x c++ /dev/null to display a list of predefined macros for any particular installation. This has been discussed on the mailing lists