* combine.c (make_extraction): Correct offset computation.

	* gcc.c-torture/execute/20051012-1.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@105330 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 24 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.c-torture/execute/20051012-1.c b/gcc/testsuite/gcc.c-torture/execute/20051012-1.c
new file mode 100644
index 00000000000..f12f42913cc
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/20051012-1.c
@@ -0,0 +1,24 @@
+extern void abort (void);
+
+struct type 
+{
+  int *a;
+  
+  int b:16;
+  unsigned int p:9;
+} t;
+
+unsigned int 
+foo ()
+{
+  return t.p;
+}
+
+int 
+main (void)
+{
+  t.p = 8;
+  if (foo (t) != 8)
+    abort ();
+  return 0;
+}