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Diffstat (limited to 'gcc/doc/install.texi')
| -rw-r--r-- | gcc/doc/install.texi | 53 |
1 files changed, 4 insertions, 49 deletions
diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi index 53109ba0d64..00a8994a215 100644 --- a/gcc/doc/install.texi +++ b/gcc/doc/install.texi @@ -2949,7 +2949,6 @@ The @uref{http://www.mingw.org/,,MinGW} project. Written Word} offers binaries for AIX 4.3.3, 5.1 and 5.2, IRIX 6.5, -Tru64 UNIX 4.0D and 5.1, GNU/Linux (i386), HP-UX 10.20, 11.00, and 11.11, and Solaris/SPARC 2.5.1, 2.6, 7, 8, 9 and 10. @@ -3160,54 +3159,10 @@ Systems using processors that implement the DEC Alpha architecture and are running the DEC/Compaq/HP Unix (DEC OSF/1, Digital UNIX, or Compaq/HP Tru64 UNIX) operating system, for example the DEC Alpha AXP systems. -Support for Tru64 UNIX V5.1 has been obsoleted in GCC 4.7, but can still -be enabled by configuring with @option{--enable-obsolete}. Support will -be removed in GCC 4.8. As of GCC 4.6, support for Tru64 UNIX V4.0 and -V5.0 has been removed. As of GCC 3.2, versions before -@code{alpha*-dec-osf4} are no longer supported. (These are the versions -which identify themselves as DEC OSF/1.) - -On Tru64 UNIX, virtual memory exhausted bootstrap failures -may be fixed by reconfiguring Kernel Virtual Memory and Swap parameters -per the @command{/usr/sbin/sys_check} Tuning Suggestions, -or applying the patch in -@uref{http://gcc.gnu.org/ml/gcc/2002-08/msg00822.html}. Depending on -the OS version used, you need a data segment size between 512 MB and -1 GB, so simply use @command{ulimit -Sd unlimited}. - -As of GNU binutils 2.21, neither GNU @command{as} nor GNU @command{ld} -are supported on Tru64 UNIX, so you must not configure GCC with -@option{--with-gnu-as} or @option{--with-gnu-ld}. - -Cross-compilers for the Tru64 UNIX target currently do not work because -the auxiliary programs @command{mips-tdump} and @command{mips-tfile} can't -be compiled on anything but Tru64 UNIX. - -GCC writes a @samp{.verstamp} directive to the assembler output file -unless it is built as a cross-compiler. It gets the version to use from -the system header file @file{/usr/include/stamp.h}. If you install a -new version of Tru64 UNIX, you should rebuild GCC to pick up the new version -stamp. - -GCC now supports both the native (ECOFF) debugging format used by DBX -and GDB and an encapsulated STABS format for use only with GDB@. See the -discussion of the @option{--with-stabs} option of @file{configure} above -for more information on these formats and how to select them. -@c FIXME: does this work at all? If so, perhaps make default. - -There is a bug in DEC's assembler that produces incorrect line numbers -for ECOFF format when the @samp{.align} directive is used. To work -around this problem, GCC will not emit such alignment directives -while writing ECOFF format debugging information even if optimization is -being performed. Unfortunately, this has the very undesirable -side-effect that code addresses when @option{-O} is specified are -different depending on whether or not @option{-g} is also specified. - -To avoid this behavior, specify @option{-gstabs+} and use GDB instead of -DBX@. DEC is now aware of this problem with the assembler and hopes to -provide a fix shortly. - -@c FIXME: still applicable? +Support for Tru64 UNIX V5.1 has been removed in GCC 4.8. As of GCC 4.6, +support for Tru64 UNIX V4.0 and V5.0 has been removed. As of GCC 3.2, +versions before @code{alpha*-dec-osf4} are no longer supported. (These +are the versions which identify themselves as DEC OSF/1.) @html <hr /> |