[GitHub] [incubator-nuttx] xiaoxiang781216 commented on a diff in pull request #7025: Add check in roundx() functions for infinite or NaN cases

[GitBox]

xiaoxiang781216 commented on code in PR #7025:
URL: https://github.com/apache/incubator-nuttx/pull/7025#discussion_r964332497


##########
libs/libc/math/lib_roundl.c:
##########
@@ -34,6 +34,9 @@
 #ifdef CONFIG_HAVE_LONG_DOUBLE
 long double roundl(long double x)
 {
+  if (isinf(x) || isnan(x))

Review Comment:
   should we add a new one like other libc:
   https://man7.org/linux/man-pages/man3/finite.3.html



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