1 files changed, 26 insertions, 0 deletions
diff --git a/clang/test/SemaCXX/cxx1z-init-statement-warn-unused.cpp b/clang/test/SemaCXX/cxx1z-init-statement-warn-unused.cpp
new file mode 100644
index 00000000000..5390da4f3f5
--- /dev/null
+++ b/clang/test/SemaCXX/cxx1z-init-statement-warn-unused.cpp
@@ -0,0 +1,26 @@
+// RUN: %clang_cc1 -std=c++1z -verify -Wuninitialized %s
+
+void testIf() {
+  if (bool b; b) // expected-warning {{uninitialized}} expected-note {{to silence}}
+    ;
+  if (int a, b = 2; a) // expected-warning {{uninitialized}} expected-note {{to silence}}
+    ;
+  int a;
+  if (a = 0; a) {} // OK
+}
+
+void testSwitch() {
+  switch (bool b; b) { // expected-warning {{uninitialized}} expected-warning {{boolean value}} expected-note {{to silence}}
+    case 0:
+      break;
+  }
+  switch (int a, b = 7; a) { // expected-warning {{uninitialized}} expected-note {{to silence}}
+    case 0:
+      break;
+  }
+  int c;
+  switch (c = 0; c) { // OK
+    case 0:
+      break;
+  }
+}