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Merge branch 'maint-0.3.1' into release-0.3.1

This commit is contained in:
Nick Mathewson 2017-07-05 16:11:48 -04:00
parent c8e6b2e4bf 15b13578e8
commit adae5d3b69
1 changed files with 3 additions and 2 deletions
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5
src/common/util.c
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@ -5598,13 +5598,14 @@ clamp_double_to_int64(double number)
{
int exponent;
#if defined(__MINGW32__) || defined(__MINGW64__)
#if (defined(__MINGW32__) || defined(__MINGW64__)) && GCC_VERSION >= 409
/*
Mingw's math.h uses gcc's __builtin_choose_expr() facility to declare
isnan, isfinite, and signbit. But as implemented in at least some
versions of gcc, __builtin_choose_expr() can generate type warnings
even from branches that are not taken. So, suppress those warnings.
*/
#define PROBLEMATIC_FLOAT_CONVERSION_WARNING
DISABLE_GCC_WARNING(float-conversion)
#endif
/* NaN is a special case that can't be used with the logic below. */
@ -5632,7 +5633,7 @@ DISABLE_GCC_WARNING(float-conversion)
/* Handle infinities and finite numbers with magnitude >= 2^63. */
return signbit(number) ? INT64_MIN : INT64_MAX;
#if defined(__MINGW32__) || defined(__MINGW64__)
#ifdef PROBLEMATIC_FLOAT_CONVERSION_WARNING
ENABLE_GCC_WARNING(float-conversion)
#endif
}