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Reduce variable scope in swap_byte
author
Fabian Beuke
<mail@beuke.org>
Sat, 19 Nov 2016 14:55:30 +0000
(15:55 +0100)
committer
Marco Costalba
<mcostalba@gmail.com>
Sat, 19 Nov 2016 20:31:24 +0000
(21:31 +0100)
Added a specialization to remove the 'if' condition
No functional change.
src/syzygy/tbprobe.cpp
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diff --git
a/src/syzygy/tbprobe.cpp
b/src/syzygy/tbprobe.cpp
index
b553ac9
..
d13e901
100644
(file)
--- a/
src/syzygy/tbprobe.cpp
+++ b/
src/syzygy/tbprobe.cpp
@@
-228,10
+228,10
@@
template<typename T, int Half = sizeof(T) / 2, int End = sizeof(T) - 1>
inline void swap_byte(T& x)
{
char tmp, *c = (char*)&x;
- if (Half) // Fix a MSVC 2015 warning
- for (int i = 0; i < Half; ++i)
- tmp = c[i], c[i] = c[End - i], c[End - i] = tmp;
+ for (int i = 0; i < Half; ++i)
+ tmp = c[i], c[i] = c[End - i], c[End - i] = tmp;
}
+template<> inline void swap_byte<uint8_t, 0, 0>(uint8_t&) {}
template<typename T, int LE> T number(void* addr)
{