1 files changed, 39 insertions, 0 deletions
diff --git a/tests/global_variables.sh b/tests/global_variables.sh
new file mode 100644
index 0000000..8de1483
--- /dev/null
+++ b/tests/global_variables.sh
@@ -0,0 +1,39 @@
+cat <<'EOF' > expected
+42 123 999
+EOF
+
+test_diff <<'EOF'
+int printf();
+
+char a = 42;
+short b = 123;
+int c = 999;
+
+int main() {
+    printf("%d %d %d\n", a, b, c);
+}
+EOF
+
+test_exit_code 0 <<'EOF'
+#include "../../helpers.h"
+
+int a;
+int* b = &a;
+int c[10];
+int* d = c;
+int e, *f = e, g[10], *h = g;
+
+int main() {
+    *b = 123;
+    ASSERT_EQ(123, a);
+
+    d[2] = 42;
+    ASSERT_EQ(42, c[2]);
+
+    *f = 456;
+    ASSERT_EQ(456, e);
+
+    h[5] = 789;
+    ASSERT_EQ(789, g[5]);
+}
+EOF