X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=pp_ctl.c;h=2308d358145e3b59c6f04d92446265b590210808;hb=300aed98347df4b3587b6ffdf7817ba6640f2e5e;hp=7a2eb20cf360870e6d6b2df48512b50185921879;hpb=811a4de936cdd31b057f2952efd5352bfccbaef0;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/pp_ctl.c b/pp_ctl.c
index 7a2eb20..2308d35 100644
--- a/pp_ctl.c
+++ b/pp_ctl.c
@@ -883,15 +883,18 @@ PP(pp_sort)
 
 	    CATCH_SET(TRUE);
 	    PUSHSTACKi(PERLSI_SORT);
-	    if (PL_sortstash != stash) {
-		PL_firstgv = gv_fetchpv("a", TRUE, SVt_PV);
-		PL_secondgv = gv_fetchpv("b", TRUE, SVt_PV);
-		PL_sortstash = stash;
+	    if (!hasargs && !is_xsub) {
+		if (PL_sortstash != stash || !PL_firstgv || !PL_secondgv) {
+		    SAVESPTR(PL_firstgv);
+		    SAVESPTR(PL_secondgv);
+		    PL_firstgv = gv_fetchpv("a", TRUE, SVt_PV);
+		    PL_secondgv = gv_fetchpv("b", TRUE, SVt_PV);
+		    PL_sortstash = stash;
+		}
+		SAVESPTR(GvSV(PL_firstgv));
+		SAVESPTR(GvSV(PL_secondgv));
 	    }
 
-	    SAVESPTR(GvSV(PL_firstgv));
-	    SAVESPTR(GvSV(PL_secondgv));
-
 	    PUSHBLOCK(cx, CXt_NULL, PL_stack_base);
 	    if (!(PL_op->op_flags & OPf_SPECIAL)) {
 		cx->cx_type = CXt_SUB;
@@ -1985,7 +1988,7 @@ PP(pp_next)
 {
     I32 cxix;
     register PERL_CONTEXT *cx;
-    I32 oldsave;
+    I32 inner;
 
     if (PL_op->op_flags & OPf_SPECIAL) {
 	cxix = dopoptoloop(cxstack_ix);
@@ -2000,13 +2003,12 @@ PP(pp_next)
     if (cxix < cxstack_ix)
 	dounwind(cxix);
 
+    /* clear off anything above the scope we're re-entering, but
+     * save the rest until after a possible continue block */
+    inner = PL_scopestack_ix;
     TOPBLOCK(cx);
-
-    /* clean scope, but only if there's no continue block */
-    if (!(cx->blk_loop.last_op->op_private & OPpLOOP_CONTINUE)) {
-	oldsave = PL_scopestack[PL_scopestack_ix - 1];
-	LEAVE_SCOPE(oldsave);
-    }
+    if (PL_scopestack_ix < inner)
+	leave_scope(PL_scopestack[PL_scopestack_ix]);
     return cx->blk_loop.next_op;
 }
 
@@ -2763,6 +2765,7 @@ S_doeval(pTHX_ int gimme, OP** startop)
     SAVESPTR(PL_beginav);
     PL_beginav = newAV();
     SAVEFREESV(PL_beginav);
+    SAVEI32(PL_error_count);
 
     /* try to compile it */
 
@@ -2916,8 +2919,8 @@ PP(pp_require)
 
     sv = POPs;
     if (SvNIOKp(sv)) {
-	UV rev, ver, sver;
-	if (SvPOKp(sv)) {		/* require v5.6.1 */
+	if (SvPOK(sv) && SvNOK(sv)) {		/* require v5.6.1 */
+	    UV rev = 0, ver = 0, sver = 0;
 	    I32 len;
 	    U8 *s = (U8*)SvPVX(sv);
 	    U8 *end = (U8*)SvPVX(sv) + SvCUR(sv);
@@ -2929,14 +2932,8 @@ PP(pp_require)
 		    s += len;
 		    if (s < end)
 			sver = utf8_to_uv(s, &len);
-		    else
-			sver = 0;
 		}
-		else
-		    ver = 0;
 	    }
-	    else
-		rev = 0;
 	    if (PERL_REVISION < rev
 		|| (PERL_REVISION == rev
 		    && (PERL_VERSION < ver
@@ -2947,6 +2944,7 @@ PP(pp_require)
 		    "v%d.%d.%d, stopped", rev, ver, sver, PERL_REVISION,
 		    PERL_VERSION, PERL_SUBVERSION);
 	    }
+	    RETPUSHYES;
 	}
 	else if (!SvPOKp(sv)) {			/* require 5.005_03 */
 	    if ((NV)PERL_REVISION + ((NV)PERL_VERSION/(NV)1000)
@@ -2975,8 +2973,8 @@ PP(pp_require)
 			PERL_SUBVERSION);
 		}
 	    }
+	    RETPUSHYES;
 	}
-	RETPUSHYES;
     }
     name = SvPV(sv, len);
     if (!(name && len > 0 && *name))
@@ -3267,9 +3265,11 @@ PP(pp_entereval)
     SAVEHINTS();
     PL_hints = PL_op->op_targ;
     SAVESPTR(PL_compiling.cop_warnings);
-    if (!specialWARN(PL_compiling.cop_warnings)) {
-        PL_compiling.cop_warnings = newSVsv(PL_compiling.cop_warnings) ;
-        SAVEFREESV(PL_compiling.cop_warnings) ;
+    if (specialWARN(PL_curcop->cop_warnings))
+        PL_compiling.cop_warnings = PL_curcop->cop_warnings;
+    else {
+        PL_compiling.cop_warnings = newSVsv(PL_curcop->cop_warnings);
+        SAVEFREESV(PL_compiling.cop_warnings);
     }
 
     push_return(PL_op->op_next);