1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/expr.h b/gcc/expr.h
index 64340a2..76b5c80 100644
--- a/gcc/expr.h
+++ b/gcc/expr.h
@@ -544,6 +544,10 @@ extern unsigned int case_values_threshold PARAMS ((void));
 /* Return an rtx for the size in bytes of the value of an expr.  */
 extern rtx expr_size PARAMS ((tree));
 
+/* Return a wide integer for the size in bytes of the value of EXP, or -1
+   if the size can vary or is larger than an integer.  */
+extern HOST_WIDE_INT int_expr_size PARAMS ((tree));
+
 extern rtx lookup_static_chain PARAMS ((tree));
 
 /* Convert a stack slot address ADDR valid in function FNDECL