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Diffstat (limited to 'libjava/testsuite/libjava.lang/CompareNaN.java')
-rw-r--r-- | libjava/testsuite/libjava.lang/CompareNaN.java | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/libjava/testsuite/libjava.lang/CompareNaN.java b/libjava/testsuite/libjava.lang/CompareNaN.java new file mode 100644 index 000000000..77a6d6aa8 --- /dev/null +++ b/libjava/testsuite/libjava.lang/CompareNaN.java @@ -0,0 +1,15 @@ +/* + * JLS 4.2.3 specifies that (x op y) must be false if either x or y + * is NaN and op is one of <, >, <=, >=, or ==. + * + * Some targets may need specific options wired into libgcj.spec + * to pass this test. For example, alpha-linux requires -mieee + * to prevent an unrecoverable fp trap. + */ + +public class CompareNaN { + public static void main(String[] args) { + double x = Double.NaN; + System.out.println(x == x); + } +} |