Maybe add this?

Index: src/testsuite.in =================================================================== RCS file: /pike/data/cvsroot/Pike/7.8/src/testsuite.in,v retrieving revision 1.847 diff -u -r1.847 testsuite.in --- src/testsuite.in 17 Aug 2008 16:23:11 -0000 1.847 +++ src/testsuite.in 22 Aug 2008 06:10:06 -0000 @@ -7701,6 +7701,10 @@ test_eq([[(float)-1]],[[-1.0]]) test_eq([[(string)1]],[["1"]]) test_eq([[(string)-1]],[["-1"]]) +test_do(return (string)1e308) +test_do(return (string)1e200) +test_do(return (string)1e-200) +test_do(return (string)1e-307) test_any([[ array foo=({ 1 }); return (string)sizeof(foo);