[gomp4, committed] Remove no_overflow_tree_code

[Tom de Vries]

Hi,

this patch removes dead code from gomp-4_0-branch.

Committed to gomp-4_0-branch.

Thanks,
- Tom

Remove no_overflow_tree_code

2015-11-07  Tom de Vries  <t...@codesourcery.com>

	* tree.c (no_overflow_tree_code): Remove.
	* tree.h (no_overflow_tree_code): Remove.
---
 gcc/tree.c | 24 ------------------------
 gcc/tree.h |  1 -
 2 files changed, 25 deletions(-)

diff --git a/gcc/tree.c b/gcc/tree.c
index 535c2d1..c7a3313 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -7606,30 +7606,6 @@ associative_tree_code (enum tree_code code)
   return false;
 }
 
-/* Return true if CODE represents an tree code that cannot overflow, given
-   operand type OP_TYPE.  Otherwise return false.  */
-bool
-no_overflow_tree_code (enum tree_code code, tree op_type)
-{
-  /* For now, just handle associative tree codes.  */
-  switch (code)
-    {
-    case BIT_IOR_EXPR:
-    case BIT_AND_EXPR:
-    case BIT_XOR_EXPR:
-      return true;
-
-    case MIN_EXPR:
-    case MAX_EXPR:
-      return (ANY_INTEGRAL_TYPE_P (op_type)
-	      && TREE_CODE (op_type) != COMPLEX_TYPE);
-
-    default:
-      break;
-    }
-  return false;
-}
-
 /* Return true if CODE represents a commutative tree code.  Otherwise
    return false.  */
 bool
diff --git a/gcc/tree.h b/gcc/tree.h
index 92d6a89..f3e2a48 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -4451,7 +4451,6 @@ extern tree get_file_function_name (const char *);
 extern tree get_callee_fndecl (const_tree);
 extern int type_num_arguments (const_tree);
 extern bool associative_tree_code (enum tree_code);
-extern bool no_overflow_tree_code (enum tree_code, tree);
 extern bool commutative_tree_code (enum tree_code);
 extern bool commutative_ternary_tree_code (enum tree_code);
 extern bool operation_can_overflow (enum tree_code);
-- 
1.9.1