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-rw-r--r--newlib/libm/common/sf_isinf.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/newlib/libm/common/sf_isinf.c b/newlib/libm/common/sf_isinf.c
index 9ee60c062..74ba4edf7 100644
--- a/newlib/libm/common/sf_isinf.c
+++ b/newlib/libm/common/sf_isinf.c
@@ -19,6 +19,8 @@ _DEFUN (isinff, (x),
#ifdef _DOUBLE_IS_32BITS
+#undef isinf
+
int
_DEFUN (isinf, (x),
double x)