Make xnanosleep's integer overflow test more robust.

[gnulib.git] / ChangeLog

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+2007-10-07  Jim Meyering  <meyering@redhat.com>
+
+       Make xnanosleep's integer overflow test more robust.
+       * lib/xnanosleep.c (xnanosleep): Declare a temporary to be "volatile",
+       so that gcc-4.3.0 doesn't optimize away this test for overflow.
+
 2007-10-07  Bruno Haible  <bruno@clisp.org>
 
        * doc/gnulib-intro.texi (Copyright): Update the meaning of the license