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-rw-r--r--sysdeps/libm-i387/e_acosf.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/sysdeps/libm-i387/e_acosf.S b/sysdeps/libm-i387/e_acosf.S
index 87ee2fb5bc..50b13fd1bd 100644
--- a/sysdeps/libm-i387/e_acosf.S
+++ b/sysdeps/libm-i387/e_acosf.S
@@ -11,7 +11,7 @@ RCSID("$NetBSD: $")
/* acos = atan (sqrt(1 - x^2) / x) */
ENTRY(__ieee754_acosf)
flds 4(%esp) /* x */
- fst %st(1)
+ fld %st
fmul %st(0) /* x^2 */
fld1
fsubp /* 1 - x^2 */