diff options
| -rw-r--r-- | math/math_errf.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/math/math_errf.c b/math/math_errf.c index c96c5df..bb38a37 100644 --- a/math/math_errf.c +++ b/math/math_errf.c @@ -63,11 +63,17 @@ __math_oflowf (uint32_t sign) return xflowf (sign, 0x1p97f); } +/* NOINLINE prevents fenv semantics breaking optimizations. */ +NOINLINE static float +divzerof (float x) +{ + return with_errnof (x / 0.0f, ERANGE); +} + HIDDEN float __math_divzerof (uint32_t sign) { - float y = 0; - return with_errnof ((sign ? -1 : 1) / y, ERANGE); + return divzerof (sign ? -1.0f : 1.0f); } HIDDEN float |