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, 16 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/torture/pr21817-1.c b/gcc/testsuite/gcc.dg/torture/pr21817-1.c
new file mode 100644
index 000000000..d90d3239c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/torture/pr21817-1.c
@@ -0,0 +1,16 @@
+/* hppa*-*-hpux* needs -fno-common so that value can be given a 16
+   byte alignment.  */
+
+/* { dg-do compile } */
+/* { dg-options "-fno-common" { target { hppa*-*-hpux* } } } */
+
+typedef float v4sf __attribute__((vector_size(16)));
+v4sf value;
+void foo(void)
+{
+  unsigned int band;
+  for(band=0; band < 2; band++)
+    {
+      value += (v4sf){1e9f,1e9f,1e9f,1e9f};
+    }
+}