* fwprop.c (free_load_extend): Initialise `use'.

From-SVN: r155125

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e9815ac9c92194dce1eca2bba971cc20db4efad5..62bc46c1bcf30606bae8f2928a22710de0cd42d2 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2009-12-10  Ben Elliston  <bje@au.ibm.com>
+
+       * fwprop.c (free_load_extend): Initialise `use'.
+
 2009-12-09  David Edelsohn  <edelsohn@gnu.org>
 
        * builtins.c (do_mpc_ckconv): Pass the component type to

diff --git a/gcc/fwprop.c b/gcc/fwprop.c
index 32264cda90cfde800be973a5e72e6d760413d89e..0c5c7280ad5c9637004f25a1216440a0934d7466 100644 (file)
--- a/gcc/fwprop.c
+++ b/gcc/fwprop.c
@@ -1039,7 +1039,7 @@ free_load_extend (rtx src, rtx insn)
 {
   rtx reg;
   df_ref *use_vec;
-  df_ref use, def;
+  df_ref use = 0, def;
 
   reg = XEXP (src, 0);
 #ifdef LOAD_EXTEND_OP