(cse_process_notes): Handle SUBREG like ZERO_EXTEND.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@11864 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/cse.c b/gcc/cse.c
index 80e69c0..67b75dd 100644 (file)
--- a/gcc/cse.c
+++ b/gcc/cse.c
@@ -7697,6 +7697,7 @@ cse_process_notes (x, object)
 
     case SIGN_EXTEND:
     case ZERO_EXTEND:
+    case SUBREG:
       {
        rtx new = cse_process_notes (XEXP (x, 0), object);
        /* We don't substitute VOIDmode constants into these rtx,