There's no explicit mention of what GCC compiler supports C++11 and the cross compiler build requirement mentions GCC 4.8 but not GCC 4.8.3 which is the earliest known version to not run into C++11 implementation bugs. The following adds explicit wording.
OK for trunk? Thanks, Richard. PR bootstrap/106482 * doc/install.texi (ISO C++11 Compiler): Document GCC version known to work. --- gcc/doc/install.texi | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi index 5c0214b4e62..fc3a3cba552 100644 --- a/gcc/doc/install.texi +++ b/gcc/doc/install.texi @@ -227,7 +227,9 @@ described below. @heading Tools/packages necessary for building GCC @table @asis @item ISO C++11 compiler -Necessary to bootstrap GCC. +Necessary to bootstrap GCC. GCC 4.8.3 or newer has sufficient +support for used C++11 features, with earlier GCC versions you +might run into implementation bugs. Versions of GCC prior to 11 also allow bootstrapping with an ISO C++98 compiler, versions of GCC prior to 4.8 also allow bootstrapping with a @@ -236,7 +238,7 @@ bootstrapping with a traditional (K&R) C compiler. To build all languages in a cross-compiler or other configuration where 3-stage bootstrap is not performed, you need to start with an existing -GCC binary (version 4.8 or later) because source code for language +GCC binary (version 4.8.3 or later) because source code for language frontends other than C might use GCC extensions. @item C standard library and headers -- 2.35.3