Implement support for -Wunused-variable, from Oscar Bonilla!
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@83577 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Sema/warn-unused-variables.c b/test/Sema/warn-unused-variables.c
new file mode 100644
index 0000000..fd22543
--- /dev/null
+++ b/test/Sema/warn-unused-variables.c
@@ -0,0 +1,19 @@
+// RUN: clang-cc -fsyntax-only -Wunused-variable -verify %s
+
+struct s0 {
+ unsigned int i;
+};
+
+int proto(int a, int b);
+
+void f0(void) {
+ int a __attribute__((unused)),
+ b; // expected-warning{{unused}}
+ return;
+}
+
+void f1(void) {
+ int i;
+ (void)sizeof(i);
+ return;
+}
diff --git a/test/SemaCXX/warn-unused-variables.cpp b/test/SemaCXX/warn-unused-variables.cpp
new file mode 100644
index 0000000..d8b9a00
--- /dev/null
+++ b/test/SemaCXX/warn-unused-variables.cpp
@@ -0,0 +1,6 @@
+// RUN: clang -fsyntax-only -Wunused-variable -verify %s
+
+template<typename T> void f() {
+ T t;
+ t = 17;
+}