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-rw-r--r--libgfortran/io/write_float.def1
1 files changed, 1 insertions, 0 deletions
diff --git a/libgfortran/io/write_float.def b/libgfortran/io/write_float.def
index 7f0aa1d6143..b4971fd335e 100644
--- a/libgfortran/io/write_float.def
+++ b/libgfortran/io/write_float.def
@@ -135,6 +135,7 @@ build_float_string (st_parameter_dt *dtp, const fnode *f, char *buffer,
w = f->u.real.w;
d = f->u.real.d;
p = dtp->u.p.scale_factor;
+ *len = 0;
rchar = '5';