Backported from trunk:

Consider size_t mangling as unsigned int and long [PR100876].

gcc/ChangeLog:

	PR middle-end/100876
	* builtins.c: (gimple_call_return_array): Account for size_t
	mangling as either unsigned int or unsigned long

diff --git a/gcc/builtins.c b/gcc/builtins.c
index 6f3ace5d1248529c6a2349bcd88d01d1512697c1..73c12e3bb8c39907b6bd95148f860709dbbf3f50 100644 (file)
--- a/gcc/builtins.c
+++ b/gcc/builtins.c
@@ -5171,8 +5171,12 @@ gimple_call_return_array (gimple *stmt, offset_int offrng[2],
          || DECL_IS_REPLACEABLE_OPERATOR_NEW_P (fn))
        return NULL_TREE;
 
+      /* Check the mangling, keeping in mind that operator new takes
+        a size_t which could be unsigned int or unsigned long.  */
       tree fname = DECL_ASSEMBLER_NAME (fn);
-      if (!id_equal (fname, "_ZnwmPv")       // ordinary form
+      if (!id_equal (fname, "_ZnwjPv")       // ordinary form
+         && !id_equal (fname, "_ZnwmPv")    // ordinary form
+         && !id_equal (fname, "_ZnajPv")    // array form
          && !id_equal (fname, "_ZnamPv"))   // array form
        return NULL_TREE;