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Fix missing intrinsic when included from C++/CLI

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Managed C++ code doesn't have the _BitScanReverse* intrinsics, we must use the fallback code for count_digits etc.

(cherry picked from commit a2596d685d)
This commit is contained in:
Calum Robinson
2017-01-17 15:12:26 +00:00
committed by Jonathan Müller
parent 80bfa855a2
commit 72484cc191
1 changed files with 1 additions and 1 deletions
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2
fmt/format.h
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@@ -289,7 +289,7 @@ typedef __int64 intmax_t;
// otherwise support __builtin_clz and __builtin_clzll, so
// only define FMT_BUILTIN_CLZ using the MSVC intrinsics
// if the clz and clzll builtins are not available.
#if FMT_MSC_VER && !defined(FMT_BUILTIN_CLZLL)
#if FMT_MSC_VER && !defined(FMT_BUILTIN_CLZLL) && !defined(_MANAGED)
# include <intrin.h> // _BitScanReverse, _BitScanReverse64
namespace fmt {