1 files changed, 25 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/pr68582.c b/gcc/testsuite/c-c++-common/pr68582.c
new file mode 100644
index 0000000..95ca9a4
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/pr68582.c
@@ -0,0 +1,25 @@
+/* PR middle-end/68582 */
+/* { dg-do compile } */
+/* { dg-options "-Wunused-function" } */
+
+/* We failed to give the warning for functions with TREE_THIS_VOLATILE set.  */
+
+static void
+fn1 (void) /* { dg-warning "defined but not used" } */
+{
+  __builtin_abort ();
+}
+
+__attribute__ ((noreturn))
+static void
+fn2 (void) /* { dg-warning "defined but not used" } */
+{
+  __builtin_abort ();
+}
+
+__attribute__ ((volatile))
+static void
+fn3 (void) /* { dg-warning "defined but not used" } */
+{
+  __builtin_abort ();
+}