[Bug target/57341] [4.8/4.9 Regression] wrong code on x86_64-linux at -O3 in 32-bit mode

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57341

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |rguenth at gcc dot gnu.org

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Testing the patch together with the following

Index: gcc/testsuite/gcc.dg/torture/pr57341.c
===================================================================
--- gcc/testsuite/gcc.dg/torture/pr57341.c      (revision 0)
+++ gcc/testsuite/gcc.dg/torture/pr57341.c      (working copy)
@@ -0,0 +1,22 @@
+/* { dg-do run } */
+/* { dg-options "-msse" { target { i?86-*-* x86_64-*-* } } } */
+
+int a, d;
+int *b = &a, **c;
+int
+main ()
+{
+  int e;
+    {
+      int f[4];
+      for (d = 0; d < 4; d++)
+       f[d] = 1;
+      e = f[1];
+    }
+  int *g[28] = { };
+  *b = e;
+  c = &g[0];
+  if (a != 1)
+    __builtin_abort ();
+  return 0;
+}