As Perl_get_arena() is dealing with sizes, use size_t rather than int,

as it's both unsigned and semantically the correct width for a size.
As all arenas get cleared later on, can use Newx() rather than Newxz().

p4raw-id: //depot/perl@29879

3 files changed, 4 insertions, 4 deletions

diff --git a/embed.fnc b/embed.fnc
index 91bb0a51d4..f544e5b3af 100644
--- a/embed.fnc
+++ b/embed.fnc
@@ -1106,7 +1106,7 @@ s	|HV*	|require_tie_mod|NN GV *gv|NN const char *varpv|NN SV* namesv \
 #endif
 
 : #if defined(PERL_IN_HV_C) || defined(PERL_IN_SV_C) || defined(PERL_DECL_PROT)
-paRxo	|void*	|get_arena	|int svtype
+paRxo	|void*	|get_arena	|size_t svtype
 : #endif
 
 #if defined(PERL_IN_HV_C) || defined(PERL_DECL_PROT)
diff --git a/proto.h b/proto.h
index 4465055a5d..e0d2fc4beb 100644
--- a/proto.h
+++ b/proto.h
@@ -2958,7 +2958,7 @@ STATIC HV*	S_require_tie_mod(pTHX_ GV *gv, const char *varpv, SV* namesv, const
 
 #endif
 
-PERL_CALLCONV void*	Perl_get_arena(pTHX_ int svtype)
+PERL_CALLCONV void*	Perl_get_arena(pTHX_ size_t svtype)
 			__attribute__malloc__
 			__attribute__warn_unused_result__;
 
diff --git a/sv.c b/sv.c
index 98f2f8191a..ac5eeb01aa 100644
--- a/sv.c
+++ b/sv.c
@@ -679,7 +679,7 @@ Perl_sv_free_arenas(pTHX)
    TBD: export properly for hv.c: S_more_he().
 */
 void*
-Perl_get_arena(pTHX_ int arena_size)
+Perl_get_arena(pTHX_ size_t arena_size)
 {
     dVAR;
     struct arena_desc* adesc;
@@ -704,7 +704,7 @@ Perl_get_arena(pTHX_ int arena_size)
     adesc = &((*aroot)->set[curr]);
     assert(!adesc->arena);
     
-    Newxz(adesc->arena, arena_size, char);
+    Newx(adesc->arena, arena_size, char);
     adesc->size = arena_size;
     DEBUG_m(PerlIO_printf(Perl_debug_log, "arena %d added: %p size %d\n", 
 			  curr, (void*)adesc->arena, arena_size));