ITS#10177 fix back-perl build for clang15 or later

Remove problematic and unnecessary compile flags.

diff --git a/configure.ac b/configure.ac
index 49fd54c7b3ec18af1321c5146a9863d3660a697e..e941fe7dbbe149d61e2f688ef24a11b621f421bc 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -716,8 +716,22 @@ if test $ol_enable_perl != no ; then
                fi
 
        else
-               PERL_CPPFLAGS="`$PERLBIN -MExtUtils::Embed -e ccopts`"
-               PERL_LDFLAGS="`$PERLBIN -MExtUtils::Embed -e ldopts|sed -e 's/ -lc / /' -e 's/ -lc$//'`"
+               PERL_CPPFLAGS=""
+               for opt in `$PERLBIN -MExtUtils::Embed -e ccopts`; do
+                       case "$opt" in
+                       "-flto=auto" | "-Wall" )
+                               continue;;
+                       esac
+                       PERL_CPPFLAGS="$PERL_CPPFLAGS $opt"
+               done
+               PERL_LDFLAGS=""
+               for opt in `$PERLBIN" -MExtUtils::Embed -e ldopts`; do
+                       case "$opt" in
+                       "-lc" )
+                               continue;;
+                       esac
+                       PERL_LDFLAGS="$PERL_LDFLAGS $opt"
+               done
 
                if test x"$ol_enable_perl" = "xyes" ; then
                        SLAPD_PERL_LDFLAGS="$PERL_LDFLAGS"