[pypy-commit] pypy default: Specialize str_decode_utf_8_impl on allow_surrogates, to resolve a translation failure in pycket

[rlamy]

Author: Ronan Lamy <ronan.l...@gmail.com>
Branch: 
Changeset: r86844:d61e115b2d73
Date: 2016-09-02 17:08 +0100
http://bitbucket.org/pypy/pypy/changeset/d61e115b2d73/

Log:    Specialize str_decode_utf_8_impl on allow_surrogates, to resolve a
        translation failure in pycket

diff --git a/rpython/rlib/runicode.py b/rpython/rlib/runicode.py
--- a/rpython/rlib/runicode.py
+++ b/rpython/rlib/runicode.py
@@ -145,6 +145,7 @@
 _invalid_byte_3_of_4 = _invalid_cont_byte
 _invalid_byte_4_of_4 = _invalid_cont_byte
 
+@specialize.arg(2)
 def _invalid_byte_2_of_3(ordch1, ordch2, allow_surrogates):
     return (ordch2>>6 != 0x2 or    # 0b10
             (ordch1 == 0xe0 and ordch2 < 0xa0)
@@ -156,7 +157,7 @@
             (ordch1 == 0xf0 and ordch2 < 0x90) or
             (ordch1 == 0xf4 and ordch2 > 0x8f))
 
-@specialize.argtype(6)
+@specialize.arg(5)
 def str_decode_utf_8_impl(s, size, errors, final, errorhandler,
                           allow_surrogates, result):
     if size == 0:
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