Support __attribute__((unused)) on types. This suddenly started firing
a lot for me on selfhosts, I dunno why.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@99981 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/attr-unused.c b/test/Sema/attr-unused.c
index e45ec43..2871514 100644
--- a/test/Sema/attr-unused.c
+++ b/test/Sema/attr-unused.c
@@ -1,4 +1,4 @@
-// RUN: %clang_cc1 -verify -fsyntax-only %s
+// RUN: %clang_cc1 -verify -Wunused-variable -fsyntax-only %s
static void (*fp0)(void) __attribute__((unused));
@@ -10,3 +10,18 @@
int g0 __attribute__((unused));
int f2() __attribute__((unused(1, 2))); // expected-error {{attribute requires 0 argument(s)}}
+
+struct Test0_unused {} __attribute__((unused));
+struct Test0_not_unused {};
+typedef int Int_unused __attribute__((unused));
+typedef int Int_not_unused;
+
+void test0() {
+ int x; // expected-warning {{unused variable}}
+
+ Int_not_unused i0; // expected-warning {{unused variable}}
+ Int_unused i1;
+
+ struct Test0_not_unused s0; // expected-warning {{unused variable}}
+ struct Test0_unused s1;
+}