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, 105 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.c-torture/execute/pr39240.c b/gcc/testsuite/gcc.c-torture/execute/pr39240.c
new file mode 100644
index 000000000..de5e2ee70
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/pr39240.c
@@ -0,0 +1,105 @@
+/* PR target/39240 */
+
+extern void abort (void);
+
+__attribute__ ((noinline))
+static int foo1 (int x)
+{
+  return x;
+}
+
+__attribute__ ((noinline))
+unsigned int bar1 (int x)
+{
+  return foo1 (x + 6);
+}
+
+volatile unsigned long l1 = (unsigned int) -4;
+
+__attribute__ ((noinline))
+static short int foo2 (int x)
+{
+  return x;
+}
+
+__attribute__ ((noinline))
+unsigned short int bar2 (int x)
+{
+  return foo2 (x + 6);
+}
+
+volatile unsigned long l2 = (unsigned short int) -4;
+
+__attribute__ ((noinline))
+static signed char foo3 (int x)
+{
+  return x;
+}
+
+__attribute__ ((noinline))
+unsigned char bar3 (int x)
+{
+  return foo3 (x + 6);
+}
+
+volatile unsigned long l3 = (unsigned char) -4;
+
+__attribute__ ((noinline))
+static unsigned int foo4 (int x)
+{
+  return x;
+}
+
+__attribute__ ((noinline))
+int bar4 (int x)
+{
+  return foo4 (x + 6);
+}
+
+volatile unsigned long l4 = (int) -4;
+
+__attribute__ ((noinline))
+static unsigned short int foo5 (int x)
+{
+  return x;
+}
+
+__attribute__ ((noinline))
+short int bar5 (int x)
+{
+  return foo5 (x + 6);
+}
+
+volatile unsigned long l5 = (short int) -4;
+
+__attribute__ ((noinline))
+static unsigned char foo6 (int x)
+{
+  return x;
+}
+
+__attribute__ ((noinline))
+signed char bar6 (int x)
+{
+  return foo6 (x + 6);
+}
+
+volatile unsigned long l6 = (signed char) -4;
+
+int
+main (void)
+{
+  if (bar1 (-10) != l1)
+    abort ();
+  if (bar2 (-10) != l2)
+    abort ();
+  if (bar3 (-10) != l3)
+    abort ();
+  if (bar4 (-10) != l4)
+    abort ();
+  if (bar5 (-10) != l5)
+    abort ();
+  if (bar6 (-10) != l6)
+    abort ();
+  return 0;
+}