Fix floating point classification in printf.

diff --git a/src/libutil/printf.c b/src/libutil/printf.c
index e27bb9cdbc858f56110f855df4758ba2b36142f2..03b801041c11883b21dbd5acb0199b61df98b0b4 100644 (file)
--- a/src/libutil/printf.c
+++ b/src/libutil/printf.c
@@ -578,7 +578,7 @@ rspamd_vprintf_common (rspamd_printf_append_func func,
                                        f = (gdouble) va_arg (args, long double);
                                }
 
-                               if (isnormal (f)) {
+                               if (isfinite (f)) {
                                        p = numbuf;
                                        last = p + sizeof (numbuf);
                                        if (f < 0) {