* tree-ssa-dse.c (dse_optimize_stmt): Remove unused variable USE.

From-SVN: r113274

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 591ca4b753390f49a64a253584f64867cd12bcad..44cc5b9fb1ca9c7f9fb7d7dbee1cd36dc6e43ae5 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2006-04-26  Aldy Hernandez  <aldyh@redhat.com>
+
+        * tree-ssa-dse.c (dse_optimize_stmt): Remove unused variable USE.
+
 2006-04-26  Jakub Jelinek  <jakub@redhat.com>
 
        PR c/26171

diff --git a/gcc/tree-ssa-dse.c b/gcc/tree-ssa-dse.c
index 85be46961daeda54d2f9e1f9c517dede5a565b81..fe6701594b69bed47287325e9f7d20ef3adc65f8 100644 (file)
--- a/gcc/tree-ssa-dse.c
+++ b/gcc/tree-ssa-dse.c
@@ -249,7 +249,7 @@ dse_optimize_stmt (struct dom_walk_data *walk_data,
     {
       use_operand_p first_use_p = NULL_USE_OPERAND_P;
       use_operand_p use_p = NULL;
-      tree use, use_stmt, temp;
+      tree use_stmt, temp;
       tree defvar = NULL_TREE, usevar = NULL_TREE;
       bool fail = false;
       use_operand_p var2;
@@ -279,7 +279,6 @@ dse_optimize_stmt (struct dom_walk_data *walk_data,
          single_imm_use (defvar, &use_p, &temp);
          gcc_assert (use_p != NULL_USE_OPERAND_P);
          first_use_p = use_p;
-         use = USE_FROM_PTR (use_p);
 
          /* If the immediate use of DEF_VAR is not the same as the
             previously find immediate uses, then we will not be able
@@ -320,8 +319,7 @@ dse_optimize_stmt (struct dom_walk_data *walk_data,
 
          /* Skip past this PHI and loop again in case we had a PHI
             chain.  */
-         if (single_imm_use (PHI_RESULT (use_stmt), &use_p, &use_stmt))
-           use = USE_FROM_PTR (use_p);
+         single_imm_use (PHI_RESULT (use_stmt), &use_p, &use_stmt);
        }
 
       /* If we have precisely one immediate use at this point, then we may