obtained gcc-4.6.4.tar.bz2 from upstream website;upstream

verified gcc-4.6.4.tar.bz2.sig;
imported gcc-4.6.4 source tree from verified upstream tarball.

downloading a git-generated archive based on the 'upstream' tag
should provide you with a source tree that is binary identical
to the one extracted from the above tarball.

if you have obtained the source via the command 'git clone',
however, do note that line-endings of files in your working
directory might differ from line-endings of the respective
files in the upstream repository.

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);
+  }
+}