From 2b4212d5b9263908126e782e9a58b7933dd8dc9d Mon Sep 17 00:00:00 2001 From: Aldy Hernandez Date: Tue, 18 Dec 2012 16:21:57 +0000 Subject: [PATCH] re PR other/54324 (GCC install document does not list minimum required g++ version) PR other/54324 * doc/install.texi (Tools/packages necessary for building GCC): Suggest --disable-stage1-checking for older GCC's. From-SVN: r194586 --- gcc/ChangeLog | 6 ++++++ gcc/doc/install.texi | 5 +++++ 2 files changed, 11 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 70d3ee5aba59..5d5c97d93c3d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2012-12-18 Aldy Hernandez + + PR other/54324 + * doc/install.texi (Tools/packages necessary for building GCC): + Suggest --disable-stage1-checking for older GCC's. + 2012-12-18 Aldy Hernandez PR other/54324 diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi index e534216b0846..8273a87a361d 100644 --- a/gcc/doc/install.texi +++ b/gcc/doc/install.texi @@ -254,6 +254,11 @@ To build all languages in a cross-compiler or other configuration where GCC binary (version 3.4 or later) because source code for language frontends other than C might use GCC extensions. +Note that to bootstrap GCC with versions of GCC earlier than 3.4, you +may need to use @option{--disable-stage1-checking}, though +bootstrapping the compiler with such earlier compilers is strongly +discouraged. + @item GNAT In order to build the Ada compiler (GNAT) you must already have GNAT -- 2.47.2