From 7c46da79935dead0cadc84ff6ba847927a42ed70 Mon Sep 17 00:00:00 2001 From: Antoine Pitrou Date: Thu, 6 Oct 2011 22:07:51 +0200 Subject: Ensure that 1-char singletons get used --- Objects/unicodeobject.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Objects/unicodeobject.c b/Objects/unicodeobject.c index 75fc23c..3cc190e 100644 --- a/Objects/unicodeobject.c +++ b/Objects/unicodeobject.c @@ -1622,6 +1622,8 @@ unicode_fromascii(const unsigned char* s, Py_ssize_t size) assert(*p < 128); } #endif + if (size == 1) + return get_latin1_char(s[0]); res = PyUnicode_New(size, 127); if (!res) return NULL; @@ -1653,6 +1655,8 @@ _PyUnicode_FromUCS1(const unsigned char* u, Py_ssize_t size) Py_ssize_t i; assert(size >= 0); + if (size == 1) + return get_latin1_char(u[0]); for (i = 0; i < size; i++) { if (u[i] & 0x80) { max_char = 255; @@ -1675,6 +1679,8 @@ _PyUnicode_FromUCS2(const Py_UCS2 *u, Py_ssize_t size) Py_ssize_t i; assert(size >= 0); + if (size == 1 && u[0] < 256) + return get_latin1_char(u[0]); for (i = 0; i < size; i++) { if (u[i] > max_char) { max_char = u[i]; @@ -1702,6 +1708,8 @@ _PyUnicode_FromUCS4(const Py_UCS4 *u, Py_ssize_t size) Py_ssize_t i; assert(size >= 0); + if (size == 1 && u[0] < 256) + return get_latin1_char(u[0]); for (i = 0; i < size; i++) { if (u[i] > max_char) { max_char = u[i]; -- cgit v0.12