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optimize change#5533 to stick to IVs if constant is <= IV_MAX,
author
Gurusamy Sarathy
<gsar@cpan.org>
Sun, 5 Mar 2000 04:50:26 +0000
(
04:50
+0000)
committer
Gurusamy Sarathy
<gsar@cpan.org>
Sun, 5 Mar 2000 04:50:26 +0000
(
04:50
+0000)
since runtime is highly optimized for IVs rather than UVs
p4raw-link: @5533 on //depot/perl:
9b0e499bcdd1e62b4ead7739d3482d056b5ac3dc
p4raw-id: //depot/perl@5534
toke.c
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diff --git
a/toke.c
b/toke.c
index
8a21303
..
a7be0a4
100644
(file)
--- a/
toke.c
+++ b/
toke.c
@@
-6954,8
+6954,12
@@
Perl_scan_num(pTHX_ char *start)
conversion at all.
*/
tryuv = U_V(value);
- if (!floatit && (NV)tryuv == value)
- sv_setuv(sv, tryuv);
+ if (!floatit && (NV)tryuv == value) {
+ if (tryuv <= IV_MAX)
+ sv_setiv(sv, (IV)tryuv);
+ else
+ sv_setuv(sv, tryuv);
+ }
else
sv_setnv(sv, value);
if ( floatit ? (PL_hints & HINT_NEW_FLOAT) :