diff options
Diffstat (limited to 'hints/dec_osf.sh')
| -rw-r--r-- | hints/dec_osf.sh | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/hints/dec_osf.sh b/hints/dec_osf.sh index cba8db2f3b..db7b869cf2 100644 --- a/hints/dec_osf.sh +++ b/hints/dec_osf.sh @@ -65,7 +65,31 @@ cc=${cc:-cc} # reset _DEC_cc_style= case "`$cc -v 2>&1 | grep cc`" in -*gcc*) ;; # pass +*gcc*) _gcc_version=`$cc -v 2>&1 | grep "gcc version" | sed 's%^gcc version \([0-9]*\)\.\([0-9]*\) .*%\1 \2%'` + set $_gcc_version + if test "$1" -lt 2 -o \( "$1" -eq 2 -a "$2" -lt 95 \); then + cat >&4 <<EOF + +Your cc seems to be gcc and its version seems to be less than 2.95. +This is not a good idea since old versions of gcc are known to produce +buggy code when compiling Perl (and no doubt for other programs, too). + +Therefore, I strongly suggest upgrading your gcc. (Why don't you +use the vendor cc is also a good question. It comes with the operating +system and produces good code.) + +Note that as of gcc 2.95 (19990728) and Perl 5.6.0 (end of March 2000) +if the said Perl is compiled with the said gcc the lib/sdbm test will +dump core. As this doesn't happen with the vendor cc, this is +most probably a lingering bug in gcc. Therefore unless you have +a better gcc you are still better off using the vendor cc. + +Cannot continue, aborting. + +EOF + exit 1 + fi + ;; *) # compile something small: taint.c is fine for this. # the main point is the '-v' flag of 'cc'. case "`cc -v -I. -c taint.c -o taint$$.o 2>&1`" in |