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Diffstat (limited to 'src/math/acos.c')
| -rw-r--r-- | src/math/acos.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/math/acos.c b/src/math/acos.c index 8c934d0e..ac382bfa 100644 --- a/src/math/acos.c +++ b/src/math/acos.c @@ -9,6 +9,7 @@ TYPE TGFN(acos)(TYPE x) { + SIGNAL_SAFE(0); if (TGFN(fabs)(x) > 1) { feraiseexcept(FE_INVALID); return NAN; |