round: Don't override undeclared system function on IRIX 6.5.

[gnulib.git] / ChangeLog

diff --git a/ChangeLog b/ChangeLog
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@@ -1,5 +1,19 @@
 2012-03-07  Bruno Haible  <bruno@clisp.org>
 
+       round: Don't override undeclared system function on IRIX 6.5.
+       * m4/check-math-lib.m4 (gl_CHECK_MATH_LIB): Accept an optional third
+       argument.
+       * m4/round.m4 (gl_FUNC_ROUND): Search for round() in the libraries
+       also when it is not declared. Set HAVE_ROUND. For replacement code,
+       test HAVE_ROUND, not HAVE_DECL_ROUND.
+       * modules/round (configure.ac): For replacement code, test HAVE_ROUND,
+       not HAVE_DECL_ROUND.
+       (Depends-on): Update conditions.
+       * modules/round-ieee (Depends-on): Update conditions.
+       * doc/posix-functions/round.texi: Mention the IRIX problem.
+
+2012-03-07  Bruno Haible  <bruno@clisp.org>
+
        copysignf: Don't override undeclared system function on IRIX 6.5.
        * lib/math.in.h (copysignf): Test HAVE_DECL_COPYSIGNF, not
        HAVE_COPYSIGNF.