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, 14 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/Wstrict-aliasing-bogus-never-dereferenced.c b/gcc/testsuite/gcc.dg/Wstrict-aliasing-bogus-never-dereferenced.c
new file mode 100644
index 000000000..fd3f767ac
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/Wstrict-aliasing-bogus-never-dereferenced.c
@@ -0,0 +1,14 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -Wstrict-aliasing -fstrict-aliasing" } */
+
+
+int foo ()
+{
+  int x = 10;
+  int *p;
+  float *q;
+
+  q = (float*) &x;  /* { dg-bogus "not referenced" } */
+
+  return x;
+}