re PR tree-optimization/17133 (wrong code with -ftree-lim)

[thirdparty/gcc.git] / gcc / tree-dfa.c

diff --git a/gcc/tree-dfa.c b/gcc/tree-dfa.c
index cce0ff615518eecc7618ed7eea6314a90776860e..de4e225bb9e962adc1a46c4522bc159d684bfdce 100644 (file)
--- a/gcc/tree-dfa.c
+++ b/gcc/tree-dfa.c
@@ -312,7 +312,14 @@ compute_immediate_uses_for_stmt (tree stmt, int flags, bool (*calc_for)(tree))
          if (!IS_EMPTY_STMT (imm_rdef_stmt) && (!calc_for || calc_for (use)))
            add_immediate_use (imm_rdef_stmt, stmt);
        }
-    }
+      
+      FOR_EACH_SSA_TREE_OPERAND (use, stmt, iter, SSA_OP_ALL_KILLS)
+       {
+         tree imm_rdef_stmt = SSA_NAME_DEF_STMT (use);
+         if (!IS_EMPTY_STMT (imm_rdef_stmt) && (!calc_for || calc_for (use)))
+           add_immediate_use (imm_rdef_stmt, stmt);
+       }
+    }  
 }