From 02de9c16f0fc4884e06e708cb65ea4a515899e9a Mon Sep 17 00:00:00 2001 From: Aldy Hernandez Date: Mon, 8 Jun 2015 10:15:34 +0000 Subject: objc-runtime-shared-support.c (build_module_descriptor): Set TREE_USED on UOBJC_MODULES_decl. * objc-runtime-shared-support.c (build_module_descriptor): Set TREE_USED on UOBJC_MODULES_decl. From-SVN: r224213 --- gcc/objc/objc-runtime-shared-support.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'gcc/objc/objc-runtime-shared-support.c') diff --git a/gcc/objc/objc-runtime-shared-support.c b/gcc/objc/objc-runtime-shared-support.c index d9b3c27..1bcb14a 100644 --- a/gcc/objc/objc-runtime-shared-support.c +++ b/gcc/objc/objc-runtime-shared-support.c @@ -519,6 +519,9 @@ build_module_descriptor (long vers, tree attr) is referenced by the runtime and, therefore, needed. */ DECL_PRESERVE_P (UOBJC_MODULES_decl) = 1; + /* Squash `defined but not used' warning. */ + TREE_USED (UOBJC_MODULES_decl) = 1; + /* Allow the runtime to mark meta-data such that it can be assigned to target specific sections by the back-end. */ if (attr) -- cgit v1.1