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authorian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>2011-07-19 18:33:25 +0000
committerian <ian@138bc75d-0d04-0410-961f-82ee72b054a4>2011-07-19 18:33:25 +0000
commitef3c41c78d877ac478ddaac3942243f9bd0844f3 (patch)
tree12679178a3a755dd714cb1f3c1812ee84f0591c5 /gcc/doc/install.texi
parent1f796f4022228d2f51fa545d017f39da495e78bd (diff)
downloadgcc-ef3c41c78d877ac478ddaac3942243f9bd0844f3.tar.gz
./:
* configure.ac: Add --enable-build-poststage1-with-cxx. If set, make C++ a boot_language. Set and substitute POSTSTAGE1_CONFIGURE_FLAGS. * Makefile.tpl (POSTSTAGE1_CONFIGURE_FLAGS): New variable. (STAGE[+id+]_CONFIGURE_FLAGS): Add $(POSTSTAGE1_CONFIGURE_FLAGS). * configure, Makefile.in: Rebuild. gcc/: * doc/install.texi (Configuration): Document --enable-build-poststage1-with-cxx. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@176480 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/doc/install.texi')
-rw-r--r--gcc/doc/install.texi7
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
index fdf17b98056..9b1b037c02a 100644
--- a/gcc/doc/install.texi
+++ b/gcc/doc/install.texi
@@ -1284,6 +1284,13 @@ will try to guess whether the @code{.init_array} and
Build GCC using a C++ compiler rather than a C compiler. This is an
experimental option which may become the default in a later release.
+@item --enable-build-poststage1-with-cxx
+When bootstrapping, build stages 2 and 3 of GCC using a C++ compiler
+rather than a C compiler. Stage 1 is still built with a C compiler.
+This is an experimental option which may become the default in a later
+release. This is enabled by default and may be disabled using
+@option{--disable-build-poststage1-with-cxx}.
+
@item --enable-maintainer-mode
The build rules that regenerate the Autoconf and Automake output files as
well as the GCC master message catalog @file{gcc.pot} are normally