[perl #123790] Disable targlex for some ops

The targlex optimisation (which makes the op write directly to the
lexical in $lexical = some op, skipping the assignment) does not take
typeglob assignment into account.  Since this optimisation has been
enabled for some ops in 5.21.x, we actually have a regression.  So
this commit disables the optimisation once more for ops that did not
have it on in 5.20.  This is a temporary fix, until we find a better
overall fix.  Other ops that still have the optimisation are buggy,
but no more buggy than in 5.20.

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/B/Op_private.pm b/lib/B/Op_private.pm
index d0ff7b1828..f386e314d8 100644
--- a/lib/B/Op_private.pm
+++ b/lib/B/Op_private.pm
@@ -150,7 +150,7 @@ $bits{$_}{7} = 'OPpPV_IS_UTF8' for qw(dump goto last next redo);
 $bits{$_}{6} = 'OPpREFCOUNTED' for qw(leave leaveeval leavesub leavesublv leavewrite);
 $bits{$_}{6} = 'OPpRUNTIME' for qw(match pushre qr subst substcont);
 $bits{$_}{2} = 'OPpSLICEWARNING' for qw(aslice hslice padav padhv rv2av rv2hv);
-$bits{$_}{4} = 'OPpTARGET_MY' for qw(abs add atan2 chdir chmod chomp chown chr chroot complement concat cos crypt divide exec exp flock getpgrp getppid getpriority hex i_add i_divide i_modulo i_multiply i_ncmp i_subtract index int kill left_shift length link log match mkdir modulo multiply nbit_and nbit_or nbit_xor ncomplement oct ord pow push pushre qr rand rename repeat right_shift rindex rmdir schomp scmp scomplement setpgrp setpriority sin sleep split sqrt srand stringify subst subtract symlink system time trans transr unlink unshift utime vec wait waitpid);
+$bits{$_}{4} = 'OPpTARGET_MY' for qw(abs add atan2 chdir chmod chomp chown chr chroot concat cos crypt divide exec exp flock getpgrp getppid getpriority hex i_add i_divide i_modulo i_multiply i_subtract index int kill left_shift length link log match mkdir modulo multiply nbit_and nbit_or nbit_xor ncomplement oct ord pow push pushre qr rand rename right_shift rindex rmdir schomp scomplement setpgrp setpriority sin sleep sqrt srand stringify subst subtract symlink system time trans transr unlink unshift utime wait waitpid);
 $bits{$_}{5} = 'OPpTRANS_COMPLEMENT' for qw(trans transr);
 $bits{$_}{7} = 'OPpTRANS_DELETE' for qw(trans transr);
 $bits{$_}{0} = 'OPpTRANS_FROM_UTF' for qw(trans transr);
@@ -792,7 +792,7 @@ our %ops_using = (
     OPpSORT_DESCEND          => [qw(sort)],
     OPpSPLIT_IMPLIM          => [qw(split)],
     OPpSUBSTR_REPL_FIRST     => [qw(substr)],
-    OPpTARGET_MY             => [qw(abs add atan2 chdir chmod chomp chown chr chroot complement concat cos crypt divide exec exp flock getpgrp getppid getpriority hex i_add i_divide i_modulo i_multiply i_ncmp i_subtract index int kill left_shift length link log match mkdir modulo multiply nbit_and nbit_or nbit_xor ncomplement oct ord pow push pushre qr rand rename repeat right_shift rindex rmdir schomp scmp scomplement setpgrp setpriority sin sleep split sqrt srand stringify subst subtract symlink system time trans transr unlink unshift utime vec wait waitpid)],
+    OPpTARGET_MY             => [qw(abs add atan2 chdir chmod chomp chown chr chroot concat cos crypt divide exec exp flock getpgrp getppid getpriority hex i_add i_divide i_modulo i_multiply i_subtract index int kill left_shift length link log match mkdir modulo multiply nbit_and nbit_or nbit_xor ncomplement oct ord pow push pushre qr rand rename right_shift rindex rmdir schomp scomplement setpgrp setpriority sin sleep sqrt srand stringify subst subtract symlink system time trans transr unlink unshift utime wait waitpid)],
     OPpTRANS_COMPLEMENT      => [qw(trans transr)],
 );