---
The (l)rint(f) functions call an inline assembly snippet to
do the rounding - that does seem to round in the right way, but I'm
not sure if that relies on the fpscr being set in the right mode?
---
mingw-w64-crt/math/llrint.c | 2 +-
mingw-w64-crt/math/llrintf.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/mingw-w64-crt/math/llrint.c b/mingw-w64-crt/math/llrint.c
index 1fc11e8..d52fd15 100644
--- a/mingw-w64-crt/math/llrint.c
+++ b/mingw-w64-crt/math/llrint.c
@@ -11,7 +11,7 @@ long long llrint (double x)
#if defined(_AMD64_) || defined(__x86_64__) || defined(_X86_) ||
defined(__i386__)
__asm__ __volatile__ ("fistpll %0" : "=m" (retval) : "t" (x) : "st");
#else
- retval = (long long)x;
+ retval = x >= 0 ? (long long)floor(x + 0.5) : (long long)ceil(x - 0.5);
#endif
return retval;
}
diff --git a/mingw-w64-crt/math/llrintf.c b/mingw-w64-crt/math/llrintf.c
index aabd81f..cb2b668 100644
--- a/mingw-w64-crt/math/llrintf.c
+++ b/mingw-w64-crt/math/llrintf.c
@@ -11,7 +11,7 @@ long long llrintf (float x)
#if defined(_AMD64_) || defined(__x86_64__) || defined(_X86_) ||
defined(__i386__)
__asm__ __volatile__ ("fistpll %0" : "=m" (retval) : "t" (x) : "st");
#else
- retval = (long long)x;
+ retval = x >= 0 ? (long long)floorf(x + 0.5) : (long long)ceilf(x - 0.5);
#endif
return retval;
}
--
2.7.4
------------------------------------------------------------------------------
_______________________________________________
Mingw-w64-public mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/mingw-w64-public
