blead: format warnings

Message-ID: <43C01990.6020207@gmail.com>

p4raw-id: //depot/perl@26708

3 files changed, 20 insertions, 11 deletions

diff --git a/mg.c b/mg.c
index aa7ef7d739..db0d4deb97 100644
--- a/mg.c
+++ b/mg.c
@@ -1003,13 +1003,13 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg)
     case '(':
 	sv_setiv(sv, (IV)PL_gid);
 #ifdef HAS_GETGROUPS
-	Perl_sv_setpvf(aTHX_ sv, "%"Gid_t_f, (long unsigned int)PL_gid);
+	Perl_sv_setpvf(aTHX_ sv, "%"Gid_t_f, PL_gid);
 #endif
 	goto add_groups;
     case ')':
 	sv_setiv(sv, (IV)PL_egid);
 #ifdef HAS_GETGROUPS
-	Perl_sv_setpvf(aTHX_ sv, "%"Gid_t_f, (long unsigned int)PL_egid);
+	Perl_sv_setpvf(aTHX_ sv, "%"Gid_t_f, PL_egid);
 #endif
       add_groups:
 #ifdef HAS_GETGROUPS
@@ -1020,7 +1020,7 @@ Perl_magic_get(pTHX_ SV *sv, MAGIC *mg)
             num_groups = getgroups(num_groups, gary);
 	    while (--num_groups >= 0)
 		Perl_sv_catpvf(aTHX_ sv, " %"Gid_t_f,
-                    (long unsigned int)gary[num_groups]);
+			       gary[num_groups]);
             Safefree(gary);
 	}
 #endif
diff --git a/regcomp.c b/regcomp.c
index 83b9015373..86b9140b9f 100644
--- a/regcomp.c
+++ b/regcomp.c
@@ -3847,7 +3847,7 @@ S_regpiece(pTHX_ RExC_state_t *pRExC_state, I32 *flagp)
     if (!SIZE_ONLY && !(flags&HASWIDTH) && max > REG_INFTY/3 && ckWARN(WARN_REGEXP)) {
 	vWARN3(RExC_parse,
 	       "%.*s matches null string many times",
-	       RExC_parse - origparse,
+	       (int)(RExC_parse >= origparse ? RExC_parse - origparse : 0),
 	       origparse);
     }
 
@@ -4850,12 +4850,16 @@ S_regclass(pTHX_ RExC_state_t *pRExC_state)
 	    /* a bad range like a-\d, a-[:digit:] ? */
 	    if (range) {
 		if (!SIZE_ONLY) {
-		    if (ckWARN(WARN_REGEXP))
+		    if (ckWARN(WARN_REGEXP)) {
+			int w =
+			    RExC_parse >= rangebegin ?
+			    RExC_parse - rangebegin : 0;
 			vWARN4(RExC_parse,
 			       "False [] range \"%*.*s\"",
-			       RExC_parse - rangebegin,
-			       RExC_parse - rangebegin,
+			       w,
+			       w,
 			       rangebegin);
+		    }
 		    if (prevvalue < 256) {
 			ANYOF_BITMAP_SET(ret, prevvalue);
 			ANYOF_BITMAP_SET(ret, '-');
@@ -5259,12 +5263,16 @@ S_regclass(pTHX_ RExC_state_t *pRExC_state)
 
 		/* a bad range like \w-, [:word:]- ? */
 		if (namedclass > OOB_NAMEDCLASS) {
-		    if (ckWARN(WARN_REGEXP))
+		    if (ckWARN(WARN_REGEXP)) {
+			int w =
+			    RExC_parse >= rangebegin ?
+			    RExC_parse - rangebegin : 0;
 			vWARN4(RExC_parse,
 			       "False [] range \"%*.*s\"",
-			       RExC_parse - rangebegin,
-			       RExC_parse - rangebegin,
+			       w,
+			       w,
 			       rangebegin);
+		    }
 		    if (!SIZE_ONLY)
 			ANYOF_BITMAP_SET(ret, '-');
 		} else
diff --git a/sv.c b/sv.c
index 8800ddfe44..b2cd1d8e9b 100644
--- a/sv.c
+++ b/sv.c
@@ -1152,7 +1152,8 @@ Perl_sv_upgrade(pTHX_ register SV *sv, U32 new_type)
 	    SvPV_set(sv, 0);
 	break;
     default:
-	Perl_croak(aTHX_ "panic: sv_upgrade to unknown type %lu", new_type);
+	Perl_croak(aTHX_ "panic: sv_upgrade to unknown type %lu",
+		   (unsigned long)new_type);
     }
 
     if (old_type_details->size) {