From 1ad9a6ccb441b444d8bd9e599298d58e0548f38b Mon Sep 17 00:00:00 2001 From: Szabolcs Nagy Date: Mon, 29 Jun 2020 17:14:42 +0000 Subject: [PATCH 3/4] math: add __math_invalidl for targets where long double is different from double. --- src/internal/libm.h | 3 +++ src/math/__math_invalidl.c | 9 +++++++++ 2 files changed, 12 insertions(+) create mode 100644 src/math/__math_invalidl.c diff --git a/src/internal/libm.h b/src/internal/libm.h index 7533f6ba..72ad17d8 100644 --- a/src/internal/libm.h +++ b/src/internal/libm.h @@ -267,5 +267,8 @@ hidden double __math_uflow(uint32_t); hidden double __math_oflow(uint32_t); hidden double __math_divzero(uint32_t); hidden double __math_invalid(double); +#if LDBL_MANT_DIG != DBL_MANT_DIG +hidden long double __math_invalidl(long double); +#endif #endif diff --git a/src/math/__math_invalidl.c b/src/math/__math_invalidl.c new file mode 100644 index 00000000..1fca99de --- /dev/null +++ b/src/math/__math_invalidl.c @@ -0,0 +1,9 @@ +#include +#include "libm.h" + +#if LDBL_MANT_DIG != DBL_MANT_DIG +long double __math_invalidl(long double x) +{ + return (x - x) / (x - x); +} +#endif -- 2.27.0