re PR tree-optimization/90474 (ICE: verify_gimple failed (error:…

re PR tree-optimization/90474 (ICE: verify_gimple failed (error: DECL_GIMPLE_REG_P set on a variable with address taken; error: invalid address operand in MEM_REF))

2019-05-15  Richard Biener  <rguenther@suse.de>

	PR c/90474
	* c-common.c (c_common_mark_addressable_vec): Also mark
	a COMPOUND_LITERAL_EXPR_DECL addressable similar to
	c_mark_addressable.

From-SVN: r271206

gcc/c-family/ChangeLog

+2019-05-15  Richard Biener  <rguenther@suse.de>
+
+	PR c/90474
+	* c-common.c (c_common_mark_addressable_vec): Also mark
+	a COMPOUND_LITERAL_EXPR_DECL addressable similar to
+	c_mark_addressable.
+ 
 2019-05-06  Nathan Sidwell  <nathan@acm.org>
 
 	* c-opts.c (handle_defered_opts): Rename struct deps to struc mkdeps.

gcc/c-family/c-common.c

@@ -6554,6 +6554,8 @@ c_common_mark_addressable_vec (tree t)
     return;
   if (!VAR_P (t) || !DECL_HARD_REGISTER (t))
     TREE_ADDRESSABLE (t) = 1;
+  if (TREE_CODE (t) == COMPOUND_LITERAL_EXPR)
+    TREE_ADDRESSABLE (COMPOUND_LITERAL_EXPR_DECL (t)) = 1;
 }