hypotf-ieee: Work around test failure on OSF/1 and native Windows.

[gnulib.git] / ChangeLog

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 2012-02-29  Bruno Haible  <bruno@clisp.org>
 
+       hypotf-ieee: Work around test failure on OSF/1 and native Windows.
+       * m4/hypotf-ieee.m4: New file.
+       * m4/hypotf.m4 (gl_FUNC_HYPOTF): If gl_FUNC_HYPOTF_IEEE is present,
+       test whether hypotf works with mixed NaN and Infinity arguments.
+       Replace it if not.
+       * modules/hypotf-ieee (Files): Add m4/hypotf-ieee.m4.
+       (Depends-on): Add hypot-ieee.
+       (configure.ac): Invoke gl_FUNC_HYPOTF_IEEE.
+       * doc/posix-functions/hypotf.texi: Mention the hypotf-ieee module.
+
        hypot-ieee: Work around test failure on OSF/1 and native Windows.
        * lib/math.in.h (hypot): New declaration.
        * lib/hypot.c: New file.