1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/debug/dwarf2/dwarf-uninit.c b/gcc/testsuite/gcc.dg/debug/dwarf2/dwarf-uninit.c
new file mode 100644
index 000000000..7bcebe355
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/debug/dwarf2/dwarf-uninit.c
@@ -0,0 +1,10 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -gdwarf-2 -dA" } */
+/* { dg-final { scan-assembler "DW_TAG_variable" } } */
+/* PR debug/21828 */
+
+static int i;
+int main() {
+  i += 3;
+  return 0;
+}