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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
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Aldy Hernandez 2015-06-08 10:15:34 +00:00 committed by Aldy Hernandez
parent 2e188017ff
commit 02de9c16f0
2 changed files with 8 additions and 0 deletions
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5
gcc/objc/ChangeLog
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@ -1,3 +1,8 @@
2015-06-08 Aldy Hernandez <aldyh@redhat.com>
* objc-runtime-shared-support.c (build_module_descriptor): Set
TREE_USED on UOBJC_MODULES_decl.
2015-06-05 Aldy Hernandez <aldyh@redhat.com>
* objc-act.c (objc_write_global_declarations): Adjust comment.

3
gcc/objc/objc-runtime-shared-support.c
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@ -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)