From 6c3873316b31f86b61ea11b67055ac66b2b66ebd Mon Sep 17 00:00:00 2001
From: Piotr Fusik <fox@scene.pl>
Date: Thu, 9 Mar 2017 20:49:20 +0100
Subject: [PATCH] Add regression tests for duplicate global/static variables
 detected by the compiler.

---
 test/err/duplicate-global.c | 20 ++++++++++++++++++++
 test/err/duplicate-static.c | 20 ++++++++++++++++++++
 2 files changed, 40 insertions(+)
 create mode 100644 test/err/duplicate-global.c
 create mode 100644 test/err/duplicate-static.c

diff --git a/test/err/duplicate-global.c b/test/err/duplicate-global.c
new file mode 100644
index 000000000..bd4fcc24a
--- /dev/null
+++ b/test/err/duplicate-global.c
@@ -0,0 +1,20 @@
+/*
+  !!DESCRIPTION!! duplicate globals
+  !!ORIGIN!!      cc65 regression tests
+  !!LICENCE!!     Public Domain
+  !!AUTHOR!!      Piotr Fusik
+*/
+
+/*
+  see: https://github.com/cc65/cc65/issues/191
+*/
+
+#pragma warn(error, on)
+
+int n = 0;
+int n = 0;           /* should give an error */
+
+int main(void)
+{
+    return n;
+}
diff --git a/test/err/duplicate-static.c b/test/err/duplicate-static.c
new file mode 100644
index 000000000..394cc1e09
--- /dev/null
+++ b/test/err/duplicate-static.c
@@ -0,0 +1,20 @@
+/*
+  !!DESCRIPTION!! duplicate static variables
+  !!ORIGIN!!      cc65 regression tests
+  !!LICENCE!!     Public Domain
+  !!AUTHOR!!      Piotr Fusik
+*/
+
+/*
+  see: https://github.com/cc65/cc65/issues/191
+*/
+
+#pragma warn(error, on)
+
+static int n = 0;
+static int n = 0;           /* should give an error */
+
+int main(void)
+{
+    return n;
+}