-# floorf.m4 serial 8
+# floorf.m4 serial 10
dnl Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
dnl This file is free software; the Free Software Foundation
dnl gives unlimited permission to copy and/or distribute it,
#include <math.h>
]gl_FLOAT_MINUS_ZERO_CODE[
]gl_FLOAT_SIGNBIT_CODE[
-int main()
+static float dummy (float f) { return 0; }
+int main (int argc, char *argv[])
{
+ float (*my_floorf) (float) = argc ? floorf : dummy;
/* Test whether floorf (-0.0f) is -0.0f. */
- if (signbitf (minus_zerof) && !signbitf (floorf (minus_zerof)))
+ if (signbitf (minus_zerof) && !signbitf (my_floorf (minus_zerof)))
return 1;
return 0;
}
HAVE_DECL_FLOORF=0
fi
if test $HAVE_DECL_FLOORF = 0 || test $REPLACE_FLOORF = 1; then
- AC_LIBOBJ([floorf])
+ dnl No libraries are needed to link lib/floorf.c.
FLOORF_LIBM=
fi
AC_SUBST([FLOORF_LIBM])