support sprintf("v%v", v1.2.3) (works on any string argument, in

[p5sagit/p5-mst-13.2.git] / opcode.pl

diff --git a/opcode.pl b/opcode.pl
index e6f2292..0dfb9e7 100755 (executable)
--- a/opcode.pl
+++ b/opcode.pl
@@ -298,6 +298,7 @@ sub tab {
 #      ref not OK (RETPUSHNO)
 #      trans not OK (dTARG; TARG = sv_newmortal();)
 #      ucfirst etc not OK: TMP arg processed inplace
+#      quotemeta not OK (unsafe when TARG == arg)
 #      each repeat not OK too due to array context
 #      pack split - unknown whether they are safe
 #      sprintf: is calling do_sprintf(TARG,...) which can act on TARG
@@ -314,6 +315,7 @@ sub tab {
 #      readline - unknown whether it is safe
 #      match subst not OK (dTARG)
 #      grepwhile not OK (not always setting)
+#      join not OK (unsafe when TARG == arg)
 
 #      Suspicious wrt "additional mode of failure": concat (dealt with
 #      in ck_sassign()), join (same).
@@ -506,7 +508,7 @@ ucfirst             ucfirst                 ck_fun_locale   fstu%   S?
 lcfirst                lcfirst                 ck_fun_locale   fstu%   S?
 uc             uc                      ck_fun_locale   fstu%   S?
 lc             lc                      ck_fun_locale   fstu%   S?
-quotemeta      quotemeta               ck_fun          fsTu%   S?
+quotemeta      quotemeta               ck_fun          fstu%   S?
 
 # Arrays.
 
@@ -531,7 +533,7 @@ hslice              hash slice              ck_null         m@      H L
 unpack         unpack                  ck_fun          @       S S
 pack           pack                    ck_fun          mst@    S L
 split          split                   ck_split        t@      S S S
-join           join                    ck_join         msT@    S L
+join           join                    ck_join         mst@    S L
 
 # List operators.