# 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 "$cc" in
*) test -f /usr/lib32/libm.so && cc='cc -n32' ;;
esac
esac
-test -z "$cc" && cc=cc
+
+cc=${cc:-cc}
+
+case "$cc" in
+*gcc*) ;;
+*) ccversion=`cc -version` ;;
+esac
case "$use64bitint" in
$define|true|[yY]*)
libc='/usr/lib32/libc.so'
plibpth='/usr/lib32 /lib32 /usr/ccs/lib'
;;
-*"cc -64")
+*"cc -64"*)
loclibpth="$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=$cc
# perl's malloc can return improperly aligned buffer
# Don't groan about unused libraries.
ldflags="$ldflags -Wl,-woff,84"
+# workaround for an optimizer bug
case "`$cc -version 2>&1`" in
-*7.2.*) op_cflags='optimize=-O1' ;; # workaround for an optimizer bug
+*7.2.*) op_cflags='optimize=-O1'; opmini_cflags='optimize=-O1' ;;
+*7.3.1.*) op_cflags='optimize=-O2'; opmini_cflags='optimize=-O2' ;;
esac
# We don't want these libraries.
# The -n32 makes off_t to be 8 bytes, so we should have largefileness.
+# Until we figure out what to be probe for in Configure (ditto for hpux.sh)
+case "$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}