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Add SPARC-specific section to install.texi

Message ID 201009141227.24381.ebotcazou@adacore.com
State New
Headers show

Commit Message

Eric Botcazou Sept. 14, 2010, 10:27 a.m. UTC 
This adds a SPARC-specific section to doc/install.texi and documents a 
workaround for the bootstrap problems we have on these platforms because of 
miscompilations of the newer versions of the GMP, MPFR and MPC libraries.

Tested with 'make doc', applied on the mainline.


2010-09-14  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/45277
	PR target/45363
	PR target/45407
	* doc/install.texi (sparc*-*-*): New section.
	(sparc-sun-solaris2*): Mention MPC alongside GMP and MPFR.
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Patch

Index: doc/install.texi
===================================================================
--- doc/install.texi	(revision 164211)
+++ doc/install.texi	(working copy)
@@ -2962,6 +2962,8 @@  information are.
 @item
 @uref{#x-x-solaris2,,*-*-solaris2*}
 @item
+@uref{#sparc-x-x,,sparc*-*-*}
+@item
 @uref{#sparc-sun-solaris2,,sparc-sun-solaris2*}
 @item
 @uref{#sparc-sun-solaris210,,sparc-sun-solaris2.10}
@@ -4192,6 +4194,21 @@  additional bug fixes.
 @html
 <hr />
 @end html
+@heading @anchor{sparc-x-x}sparc*-*-*
+
+This section contains general configuration information for all
+SPARC-based platforms.  In addition to reading this section, please
+read all other sections that match your target.
+
+Newer versions of the GNU Multiple Precision Library (GMP), the MPFR
+library and the MPC library are known to be miscompiled by earlier
+versions of GCC on these platforms.  We therefore recommend the use
+of the exact versions of these libraries listed as minimal versions
+in @uref{prerequisites.html,,the prerequisites}.
+
+@html
+<hr />
+@end html
 @heading @anchor{sparc-sun-solaris2}sparc-sun-solaris2*
 
 When GCC is configured to use GNU binutils 2.14 or later, the binaries
@@ -4241,12 +4258,11 @@  ld: warning: relocation error: R_SPARC_U
 To work around this problem, compile with @option{-gstabs+} instead of
 plain @option{-g}.
 
-When configuring the GNU Multiple Precision Library (GMP) or the MPFR
-library on a Solaris 7 or later system, the canonical target triplet
-must be specified as the @command{build} parameter on the configure
-line.  This triplet can be obtained by invoking @command{./config.guess} in
-the toplevel source directory of GCC (and not that of GMP or MPFR).
-For example on a Solaris 9 system:
+When configuring the GNU Multiple Precision Library (GMP), the MPFR
+library or the MPC library on a Solaris 7 or later system, the canonical
+target triplet must be specified as the @command{build} parameter on the
+configure line.  This target triplet can be obtained by invoking @command{./config.guess} in the toplevel source directory of GCC (and
+not that of GMP or MPFR or MPC).  For example on a Solaris 9 system:
 
 @smallexample
    % ./configure --build=sparc-sun-solaris2.9 --prefix=xxx