Memory leaks

e$BIMCO$G$9!#e(B

test/ruby e$B0J2<$re(B valgrind e$B$+$1$F$$?$ie(B
e$B?’!9$H$"$C$?$h$&[email protected]$7$F$
$^$7$?!#e(B

  • marshal.c

Marshal.dump(‘hoge’)

e$B$G%j!<%/$7$^$9!#e(B

  • process.c

IO.popen([“echo bar”]) {}

e$B$G%j!<%/$7$^$9!#e(B

  • string.c

s = “foo” * 100
s2 = “foo” * 101
s.replace(s2)

e$B$G%j!<%/$7$^$9!#e(B

  • transcode.c

e$BFq2r$G$"$^$j$h$/$o$+$C$F$^$;$s$,!"e(B
test_transcode.rb e$B$,%j!<%/$7$F$^$7$?!#e(B
e$B>e$Ne(B while e$B$b2?$+4V0c$C$F$k$H;W$&$N$G$9$,!#e(B

e$B$"$He(B test_regexp.rb e$B$bE$i$l$F$^$7$?$,!"e(B
e$BFq$7$=$&$J$N$GD|$a$^$7$?!#e(B

Index: marshal.c

— marshal.c (revision 18324)
+++ marshal.c (working copy)
@@ -803,6 +803,7 @@
st_free_table(arg->symbols);
st_free_table(arg->data);
st_free_table(arg->compat_tbl);

  • if (arg->encodings) st_free_table(arg->encodings);
    DATA_PTR(arg->wrapper) = 0;
    arg->wrapper = 0;
    if (arg->taint) {
    Index: process.c
    ===================================================================
    — process.c (revision 18324)
    +++ process.c (working copy)
    @@ -1953,6 +1953,8 @@
    goto fail;
    }

  • if (pairs)

  •    xfree(pairs);
    

    return 0;

fail:
Index: string.c

— string.c (revision 18324)
+++ string.c (working copy)
@@ -453,6 +453,9 @@
static VALUE
str_replace_shared(VALUE str2, VALUE str)
{

  • if (!STR_EMBED_P(str2) && !STR_SHARED_P(str2)) {
  • xfree(RSTRING(str2)->as.heap.ptr);
  • }
    if (RSTRING_LEN(str) <= RSTRING_EMBED_LEN_MAX) {
    STR_SET_EMBED(str2);
    memcpy(RSTRING_PTR(str2), RSTRING_PTR(str), RSTRING_LEN(str)+1);
    Index: transcode.c
    ===================================================================
    — transcode.c (revision 18324)
    +++ transcode.c (working copy)
    @@ -110,6 +110,7 @@
    }
    if (!val) {
    if (!st_lookup(transcoder_table, (st_data_t)key, &val)) {
  •  xfree(key);
     /* multistep logic, via UTF-8 */
     if (!encoding_equal(from_encoding, "UTF-8") &&
    
    !encoding_equal(to_encoding, “UTF-8”) &&
    @@ -119,6 +120,7 @@
    return NULL;
    }
    }
  • xfree(key);
    return (rb_transcoder *)val;
    }

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