caio/clang-p2996
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Avoid tolower, it's slow and unnecessary.

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llvm-svn: 106580
This commit is contained in:
Benjamin Kramer
2010-06-22 21:28:05 +00:00
parent b328d72d77
commit 1e89cd804c
1 changed files with 4 additions and 2 deletions
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6
lldb/source/Utility/StringExtractor.cpp
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@@ -17,18 +17,20 @@
static inline int
xdigit_to_sint (char ch)
{
ch = tolower(ch);
if (ch >= 'a' && ch <= 'f')
return 10 + ch - 'a';
if (ch >= 'A' && ch <= 'F')
return 10 + ch - 'A';
return ch - '0';
}
static inline unsigned int
xdigit_to_uint (uint8_t ch)
{
ch = tolower(ch);
if (ch >= 'a' && ch <= 'f')
return 10u + ch - 'a';
if (ch >= 'A' && ch <= 'F')
return 10u + ch - 'A';
return ch - '0';
}