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| author | Nicholas Clark <nick@ccl4.org> | 2007-10-05 21:46:39 +0000 |
|---|---|---|
| committer | Nicholas Clark <nick@ccl4.org> | 2007-10-05 21:46:39 +0000 |
| commit | 73031816b5ef6a74869c06e84bb621841a623d0a (patch) | |
| tree | d32b5c3fb26957bea1228281382430b00c24179d | |
| parent | 618b9757aa96db62da872255c9caeb6443086539 (diff) | |
| download | perl-73031816b5ef6a74869c06e84bb621841a623d0a.tar.gz | |
Eliminate the Perl_sv_catpvf() in TRIE_STORE_REVCHAR
p4raw-id: //depot/perl@32036
| -rw-r--r-- | regcomp.c | 18 |
1 files changed, 13 insertions, 5 deletions
@@ -1163,11 +1163,19 @@ is the recommended Unicode-aware way of saying #define TRIE_STORE_REVCHAR \ STMT_START { \ - SV *tmp = newSVpvs(""); \ - if (UTF) SvUTF8_on(tmp); \ - Perl_sv_catpvf( aTHX_ tmp, "%c", (int)uvc ); \ - av_push( revcharmap, tmp ); \ - } STMT_END + if (UTF) { \ + SV *zlopp = newSV(2); \ + char *flrbbbbb = SvPVX(zlopp); \ + const char *const kapow = uvuni_to_utf8(flrbbbbb, uvc & 0xFF); \ + SvCUR_set(zlopp, kapow - flrbbbbb); \ + SvPOK_on(zlopp); \ + SvUTF8_on(zlopp); \ + av_push(revcharmap, zlopp); \ + } else { \ + unsigned char ooooff = uvc; \ + av_push(revcharmap, newSVpvn(&ooooff, 1)); \ + } \ + } STMT_END #define TRIE_READ_CHAR STMT_START { \ wordlen++; \ |