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re PR other/54324 (GCC install document does not list minimum required g++ version)

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PR other/54324
	* doc/install.texi (Tools/packages necessary for building GCC):
	Suggest --disable-stage1-checking for older GCC's.

From-SVN: r194586
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Aldy Hernandez 2012-12-18 16:21:57 +00:00 • committed by Aldy Hernandez
parent e492fb921d
commit 2b4212d5b9
2 changed files with 11 additions and 0 deletions
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gcc/ChangeLog
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@ -1,3 +1,9 @@
2012-12-18 Aldy Hernandez <aldyh@redhat.com>
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 <aldyh@redhat.com>
PR other/54324

5
gcc/doc/install.texi
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@ -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