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-rw-r--r--src/complex/casin.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/complex/casin.c b/src/complex/casin.c
index 3294e896..db0c4dcc 100644
--- a/src/complex/casin.c
+++ b/src/complex/casin.c
@@ -7,6 +7,7 @@
TYPE complex TGFN(casin)(TYPE complex z)
{
+ SIGNAL_SAFE(0);
return TGCMPLX(0.0, -TGFN(casinh)(I * z));
}