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Diffstat (limited to 'chromium/third_party/cygwin/lib/perl5/5.10/pods/perlirix.pod')
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1 files changed, 0 insertions, 137 deletions
diff --git a/chromium/third_party/cygwin/lib/perl5/5.10/pods/perlirix.pod b/chromium/third_party/cygwin/lib/perl5/5.10/pods/perlirix.pod deleted file mode 100644 index 911a2514b3a..00000000000 --- a/chromium/third_party/cygwin/lib/perl5/5.10/pods/perlirix.pod +++ /dev/null @@ -1,137 +0,0 @@ -If you read this file _as_is_, just ignore the funny characters you -see. It is written in the POD format (see pod/perlpod.pod) which is -specifically designed to be readable as is. - -=head1 NAME - -README.irix - Perl version 5 on Irix systems - -=head1 DESCRIPTION - -This document describes various features of Irix that will affect how Perl -version 5 (hereafter just Perl) is compiled and/or runs. - -=head2 Building 32-bit Perl in Irix - -Use - - sh Configure -Dcc='cc -n32' - -to compile Perl 32-bit. Don't bother with -n32 unless you have 7.1 -or later compilers (use cc -version to check). - -(Building 'cc -n32' is the default.) - -=head2 Building 64-bit Perl in Irix - -Use - - sh Configure -Dcc='cc -64' -Duse64bitint - -This requires require a 64-bit MIPS CPU (R8000, R10000, ...) - -You can also use - - sh Configure -Dcc='cc -64' -Duse64bitall - -but that makes no difference compared with the -Duse64bitint because -of the C<cc -64>. - -You can also do - - sh Configure -Dcc='cc -n32' -Duse64bitint - -to use long longs for the 64-bit integer type, in case you don't -have a 64-bit CPU. - -If you are using gcc, just - - sh Configure -Dcc=gcc -Duse64bitint - -should be enough, the Configure should automatically probe for the -correct 64-bit settings. - -=head2 About Compiler Versions of Irix - -Some Irix cc versions, e.g. 7.3.1.1m (try cc -version) have been known -to have issues (coredumps) when compiling perl.c. If you've used --OPT:fast_io=ON and this happens, try removing it. If that fails, or -you didn't use that, then try adjusting other optimization options -(-LNO, -INLINE, -O3 to -O2, etcetera). The compiler bug has been -reported to SGI. (Allen Smith <easmith@beatrice.rutgers.edu>) - -=head2 Linker Problems in Irix - -If you get complaints about so_locations then search in the file -hints/irix_6.sh for "lddflags" and do the suggested adjustments. -(David Billinghurst <David.Billinghurst@riotinto.com.au>) - -=head2 Malloc in Irix - -Do not try to use Perl's malloc, this will lead into very mysterious -errors (especially with -Duse64bitall). - -=head2 Building with threads in Irix - -Run Configure with -Duseithreads which will configure Perl with -the Perl 5.8.0 "interpreter threads", see L<threads>. - -For Irix 6.2 with perl threads, you have to have the following -patches installed: - - 1404 Irix 6.2 Posix 1003.1b man pages - 1645 Irix 6.2 & 6.3 POSIX header file updates - 2000 Irix 6.2 Posix 1003.1b support modules - 2254 Pthread library fixes - 2401 6.2 all platform kernel rollup - -B<IMPORTANT>: Without patch 2401, a kernel bug in Irix 6.2 will cause -your machine to panic and crash when running threaded perl. Irix 6.3 -and later are okay. - - Thanks to Hannu Napari <Hannu.Napari@hut.fi> for the IRIX - pthreads patches information. - -=head2 Irix 5.3 - -While running Configure and when building, you are likely to get -quite a few of these warnings: - - ld: - The shared object /usr/lib/libm.so did not resolve any symbols. - You may want to remove it from your link line. - -Ignore them: in IRIX 5.3 there is no way to quieten ld about this. - -During compilation you will see this warning from toke.c: - - uopt: Warning: Perl_yylex: this procedure not optimized because it - exceeds size threshold; to optimize this procedure, use -Olimit option - with value >= 4252. - -Ignore the warning. - -In IRIX 5.3 and with Perl 5.8.1 (Perl 5.8.0 didn't compile in IRIX 5.3) -the following failures are known. - - Failed Test Stat Wstat Total Fail Failed List of Failed - -------------------------------------------------------------------------- - ../ext/List/Util/t/shuffle.t 0 139 ?? ?? % ?? - ../lib/Math/Trig.t 255 65280 29 12 41.38% 24-29 - ../lib/sort.t 0 138 119 72 60.50% 48-119 - 56 tests and 474 subtests skipped. - Failed 3/811 test scripts, 99.63% okay. 78/75813 subtests failed, 99.90% okay. - -They are suspected to be compiler errors (at least the shuffle.t -failure is known from some IRIX 6 setups) and math library errors -(the Trig.t failure), but since IRIX 5 is long since end-of-lifed, -further fixes for the IRIX are unlikely. If you can get gcc for 5.3, -you could try that, too, since gcc in IRIX 6 is a known workaround for -at least the shuffle.t and sort.t failures. - -=head1 AUTHOR - -Jarkko Hietaniemi <jhi@iki.fi> - -Please report any errors, updates, or suggestions to F<perlbug@perl.org>. - |