PR c++/36695

[pf3gnuchains/gcc-fork.git] / gcc / expr.h

diff --git a/gcc/expr.h b/gcc/expr.h
index 48e0e2d..e0817f6 100644 (file)
--- a/gcc/expr.h
+++ b/gcc/expr.h
@@ -404,6 +404,7 @@ enum block_op_methods
   BLOCK_OP_TAILCALL
 };
 
+extern GTY(()) tree block_clear_fn;
 extern void init_block_move_fn (const char *);
 extern void init_block_clear_fn (const char *);
 
@@ -695,6 +696,11 @@ extern void set_mem_attributes (rtx, tree, int);
    expecting that it'll be added back in later.  */
 extern void set_mem_attributes_minus_bitpos (rtx, tree, int, HOST_WIDE_INT);
 
+/* Return OFFSET if XEXP (MEM, 0) - OFFSET is known to be ALIGN
+   bits aligned for 0 <= OFFSET < ALIGN / BITS_PER_UNIT, or
+   -1 if not known.  */
+extern int get_mem_align_offset (rtx, int);
+
 /* Assemble the static constant template for function entry trampolines.  */
 extern rtx assemble_trampoline_template (void);