logf-ieee: Work around test failure on NetBSD 5.1.

[gnulib.git] / ChangeLog

diff --git a/ChangeLog b/ChangeLog
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 2012-03-10  Bruno Haible  <bruno@clisp.org>
 
+       logf-ieee: Work around test failure on NetBSD 5.1.
+       * m4/logf-ieee.m4: New file.
+       * m4/logf.m4 (gl_FUNC_LOGF): If gl_FUNC_LOGF_IEEE is present, test
+       whether logf works with a negative argument. Replace it if not.
+       * lib/logf.c (logf): For negative arguments, return NaN.
+       * modules/logf-ieee (Files): Add m4/logf-ieee.m4.
+       (configure.ac): Invoke gl_FUNC_LOGF_IEEE.
+       * doc/posix-functions/logf.texi: Mention the logf-ieee module.
+
        logf-ieee: Work around test failure on Solaris 9.
        * modules/logf-ieee (Depends-on): Add log-ieee.
        (configure.ac): Require gl_FUNC_LOGF.