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, 26 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-1.c b/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-1.c
new file mode 100644
index 000000000..8d474f076
--- /dev/null
+++ b/gcc/testsuite/gcc.target/powerpc/rs6000-ldouble-1.c
@@ -0,0 +1,26 @@
+/* { dg-do run { target { { powerpc*-*-darwin* powerpc*-*-aix* rs6000-*-* } || { powerpc*-*-linux* && lp64 } } } } */
+/* { dg-options "-mlong-double-128" } */
+
+/* Check that long double values are rounded correctly when being converted
+   to 32-bit integers.  All these values are of the form +/- 2 +/- 2^-60.  */
+
+extern void abort(void);
+extern void exit(int);
+
+int main(void)
+{
+  long double l1 = 1.9999999999999999991326382620115964527941L;
+  long double l2 = 2.0000000000000000008673617379884035472059L;
+  long double l3 = -2.0000000000000000008673617379884035472059L;
+  long double l4 = -1.9999999999999999991326382620115964527941L;
+  
+  if ((int) l1 != 1)
+    abort ();
+  if ((int) l2 != 2)
+    abort ();
+  if ((int) l3 != -2)
+    abort ();
+  if ((int) l4 != -1)
+    abort ();
+  exit (0);
+}