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| author | Guido van Rossum <guido@python.org> | 2003-04-14 17:59:34 +0000 |
|---|---|---|
| committer | Guido van Rossum <guido@python.org> | 2003-04-14 17:59:34 +0000 |
| commit | eba2fea90a07373ee600e7f28ba28a87e6b17a2e (patch) | |
| tree | 8014128f1fbbc27cd7263ea023013869b189e457 /Lib/sre_compile.py | |
| parent | 5e45f88b8df121fe3b61f1ab8c91e8d92032728b (diff) | |
| download | cpython-eba2fea90a07373ee600e7f28ba28a87e6b17a2e.tar.gz | |
SF patch #720991 by Gary Herron:
A small fix for bug #545855 and Greg Chapman's
addition of op code SRE_OP_MIN_REPEAT_ONE for
eliminating recursion on simple uses of pattern '*?' on a
long string.
Diffstat (limited to 'Lib/sre_compile.py')
| -rw-r--r-- | Lib/sre_compile.py | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/Lib/sre_compile.py b/Lib/sre_compile.py index bb17649523..3e54819bc9 100644 --- a/Lib/sre_compile.py +++ b/Lib/sre_compile.py @@ -55,8 +55,11 @@ def _compile(code, pattern, flags): _compile(code, av[2], flags) emit(OPCODES[SUCCESS]) code[skip] = len(code) - skip - elif _simple(av) and op == MAX_REPEAT: - emit(OPCODES[REPEAT_ONE]) + elif _simple(av) and op != REPEAT: + if op == MAX_REPEAT: + emit(OPCODES[REPEAT_ONE]) + else: + emit(OPCODES[MIN_REPEAT_ONE]) skip = len(code); emit(0) emit(av[0]) emit(av[1]) |