# Don't bother with -n32 unless you have the 7.1 or later compilers.
# But there's no quick and light-weight way to check in 6.2.
+# NOTE: 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>
+
# Let's assume we want to use 'cc -n32' by default, unless the
# necessary libm is missing (which has happened at least twice)
case "$cc" in
esac
esac
+cc=${cc:-cc}
+
+case "$cc" in
+*gcc*) ;;
+*) ccversion=`cc -version 2>&1` ;;
+esac
+
case "$use64bitint" in
$define|true|[yY]*)
case "`uname -r`" in
case "$cc" in
*"cc -n32"*)
- libscheck='case "`/usr/bin/file $xxx`" in
-*N32*) ;;
-*) xxx=/no/n32$xxx ;;
+ # If a library is requested to link against, make sure the
+ # objects in the library are of the same ABI we are compiling
+ # against. Albert Chin-A-Young <china@thewrittenword.com>
+ libscheck='case "$xxx" in
+*.a) /bin/ar p $xxx `/bin/ar t $xxx | sed q` >$$.o;
+ case "`/usr/bin/file $$.o`" in
+ *N32*) rm -f $$.o ;;
+ *) rm -f $$.o; xxx=/no/n32$xxx ;;
+ esac ;;
+*) case "`/usr/bin/file $xxx`" in
+ *N32*) ;;
+ *) xxx=/no/n32$xxx ;;
+ esac ;;
esac'
# NOTE: -L/usr/lib32 -L/lib32 are automatically selected by the linker
libc='/usr/lib32/libc.so'
plibpth='/usr/lib32 /lib32 /usr/ccs/lib'
;;
-*"cc -64")
+*"cc -64"*)
loclibpth="$loclibpth /usr/lib64"
libscheck='case "`/usr/bin/file $xxx`" in
# Settings common to both native compiler modes.
case "$cc" in
-*"cc -n32"|*"cc -64")
+*"cc -n32"*|*"cc -64"*)
ld=$cc
# perl's malloc can return improperly aligned buffer
- # usemymalloc='undef'
-malloc_cflags='ccflags="-DSTRICT_ALIGNMENT $ccflags"'
+ # which (under 5.6.0RC1) leads into really bizarre bus errors
+ # and freak test failures (lib/safe1 #18, for example),
+ # even more so with -Duse64bitall: for example lib/io_linenumtb.
+ # fails under the harness but succeeds when run separately,
+ # under make test pragma/warnings #98 fails, and lib/io_dir
+ # apparently coredumps (the last two don't happen under
+ # the harness. Helmut Jarausch is seeing bus errors from
+ # miniperl, as was Scott Henry with snapshots from just before
+ # the RC1. --jhi
+ usemymalloc='undef'
+#malloc_cflags='ccflags="-DSTRICT_ALIGNMENT $ccflags"'
nm_opt='-p'
nm_so_opt='-p'
+ # Warnings to turn off because the source code hasn't
+ # been cleaned up enough yet to satisfy the IRIX cc.
+ # 1184: "=" is used where where "==" may have been intended.
+ # 1552: The variable "foobar" is set but never used.
+ woff=1184,1552
+
# Perl 5.004_57 introduced new qsort code into pp_ctl.c that
# makes IRIX cc prior to 7.2.1 to emit bad code.
# so some serious hackery follows to set pp_ctl flags correctly.
# Check for which version of the compiler we're running
case "`$cc -version 2>&1`" in
*7.0*) # Mongoose 7.0
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1042,1048,1110,1116,1174,1184,1552 -OPT:Olimit=0"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0"
optimize='none'
;;
*7.1*|*7.2|*7.20) # Mongoose 7.1+
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1174,1184,1552 -OPT:Olimit=0"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0"
optimize='-O3'
# This is a temporary fix for 5.005.
# Leave pp_ctl_cflags line at left margin for Configure. See
pp_ctl_cflags='optimize=-O'
;;
*7.*) # Mongoose 7.2.1+
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1174,1184,1552 -OPT:Olimit=0:space=ON"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0:space=ON"
optimize='-O3'
;;
*6.2*) # Ragnarok 6.2
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1174,1184,1552"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff"
optimize='none'
;;
*) # Be safe and not optimize
- ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff 1009,1110,1174,1184,1552 -OPT:Olimit=0"
+ ccflags="$ccflags -D_BSD_TYPES -D_BSD_TIME -woff $woff -OPT:Olimit=0"
optimize='none'
;;
esac
# Don't groan about unused libraries.
ldflags="$ldflags -Wl,-woff,84"
+# workaround for an optimizer bug
case "`$cc -version 2>&1`" in
-*7.2.*) op_cflags='optimize=-O1' ;; # workaround for an optimizer bug
+*7.2.*) op_cflags='optimize=-O1'; opmini_cflags='optimize=-O1' ;;
+*7.3.1.*) op_cflags='optimize=-O2'; opmini_cflags='optimize=-O2' ;;
esac
# We don't want these libraries.
libswanted="$*"
usemymalloc='n'
+
+ # These are hidden behind a _POSIX1C ifdef that would
+ # require including <pthread.h> for the Configure hasproto
+ # to see these.
+ d_asctime_r_proto="$define"
+ d_ctime_r_proto="$define"
+ d_gmtime_r_proto="$define"
+ d_localtime_r_proto="$define"
;;
esac
EOCBU
# The -n32 makes off_t to be 8 bytes, so we should have largefileness.
+# Until we figure out what to be probe for in Configure (ditto for hpux.sh)
+case "$usemorebits" in # Need to expand this now, then.
+$define|true|[yY]*) use64bitint="$define"; uselongdouble="$define" ;;
+esac
+case "$use64bitint" in
+$define|true|[yY]*) ;;
+*) d_casti32='undef' ;;
+esac
+
+# Helmut Jarausch reports that Perl's malloc is rather unusable
+# with IRIX, and SGI confirms the problem.
+usemymalloc=${usemymalloc:-false}