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More windows port work by Ruben Van Boxem

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@142732 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant
2011-10-22 20:59:45 +00:00
parent f46fc939cb
commit 78b6828f14
16 changed files with 233 additions and 121 deletions
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24
include/support/win32/limits_win32.h
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@@ -15,6 +15,11 @@
#error "This header is MSVC specific, Clang and GCC should not include it"
#else
#ifndef NOMINMAX
#define NOMINMAX
#endif
#include <windows.h> // ymath.h works correctly
#include <float.h> // limit constants
#define __FLT_MANT_DIG__ FLT_MANT_DIG
@@ -57,16 +62,17 @@
#define __LDBL_DENORM_MIN__ 3.64519953188247460253e-4951L
// __builtin replacements/workarounds
#include <math.h> // HUGE_VAL
#include <ymath.h> // internal MSVC header providing the needed functionality
#define __builtin_huge_val() HUGE_VAL
#define __builtin_huge_valf() _FInf
#define __builtin_huge_vall() _LInf
#define __builtin_nan() _Nan
#define __builtin_nanf() _FNan
#define __builtin_nanl() _LNan
#define __builtin_nans() _Snan
#define __builtin_nansf() _FSnan
#define __builtin_nansl() _LSnan
#define __builtin_huge_val() HUGE_VAL
#define __builtin_huge_valf() _FInf._Float
#define __builtin_huge_vall() _LInf._Long_double
#define __builtin_nan(__dummy) _Nan._Double
#define __builtin_nanf(__dummy) _FNan._Float
#define __builtin_nanl(__dummmy) _LNan._Long_double
#define __builtin_nans(__dummy) _Snan._Double
#define __builtin_nansf(__dummy) _FSnan._Float
#define __builtin_nansl(__dummy) _LSnan._Long_double
#endif // _MSC_VER