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authorEric Milkie <milkie@10gen.com>2012-01-18 16:25:58 -0500
committerEric Milkie <milkie@10gen.com>2012-01-24 10:28:12 -0500
commit076f88cf6fe68d1ae5a404934e5cd492f1436352 (patch)
tree4026fb76347b16fa7c6dbeceeee49ff02490043b
parent5ca3f271093ddd3c454a0aed45e5edddf5beb1c8 (diff)
downloadmongo-076f88cf6fe68d1ae5a404934e5cd492f1436352.tar.gz
avoid "unused local variable" warnings from g++
-rw-r--r--util/scopeguard.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/util/scopeguard.h b/util/scopeguard.h
index b87a4b51871..8ced04f47fc 100644
--- a/util/scopeguard.h
+++ b/util/scopeguard.h
@@ -421,7 +421,12 @@ namespace mongo
#define LOKI_CONCATENATE(s1, s2) LOKI_CONCATENATE_DIRECT(s1, s2)
#define LOKI_ANONYMOUS_VARIABLE(str) LOKI_CONCATENATE(str, __LINE__)
-#define ON_BLOCK_EXIT ScopeGuard LOKI_ANONYMOUS_VARIABLE(scopeGuard) = MakeGuard
-#define ON_BLOCK_EXIT_OBJ ScopeGuard LOKI_ANONYMOUS_VARIABLE(scopeGuard) = MakeObjGuard
+#ifdef __GNUC__
+#define ON_BLOCK_EXIT ScopeGuard LOKI_ANONYMOUS_VARIABLE(scopeGuard) __attribute__ ((unused)) = MakeGuard
+#define ON_BLOCK_EXIT_OBJ ScopeGuard LOKI_ANONYMOUS_VARIABLE(scopeGuard) __attribute__ ((unused)) = MakeObjGuard
+#else
+#define ON_BLOCK_EXIT ScopeGuard LOKI_ANONYMOUS_VARIABLE(scopeGuard) = MakeGuard
+#define ON_BLOCK_EXIT_OBJ ScopeGuard LOKI_ANONYMOUS_VARIABLE(scopeGuard) = MakeObjGuard
+#endif
#endif //LOKI_SCOPEGUARD_H_