1 files changed, 39 insertions, 0 deletions
diff --git a/test/Sema/merge-decls.c b/test/Sema/merge-decls.c
new file mode 100644
index 0000000..f4c25f5
--- /dev/null
+++ b/test/Sema/merge-decls.c
@@ -0,0 +1,39 @@
+// RUN: clang-cc %s -verify -fsyntax-only
+
+void foo(void);
+void foo(void) {} 
+void foo(void);
+void foo(void); // expected-note {{previous declaration is here}}
+
+void foo(int); // expected-error {{conflicting types for 'foo'}}
+
+int funcdef()
+{
+ return 0;
+}
+
+int funcdef();
+
+int funcdef2() { return 0; } // expected-note {{previous definition is here}}
+int funcdef2() { return 0; } // expected-error {{redefinition of 'funcdef2'}}
+
+// PR2502
+void (*f)(void);
+void (*f)() = 0;
+
+typedef __attribute__(( ext_vector_type(2) )) int Vi2;
+typedef __attribute__(( ext_vector_type(2) )) float Vf2;
+
+Vf2 g0; // expected-note {{previous definition is here}}
+Vi2 g0; // expected-error {{redefinition of 'g0'}}
+
+_Complex int g1; // expected-note {{previous definition is here}}
+_Complex float g1; // expected-error {{redefinition of 'g1'}}
+
+// rdar://6096412
+extern char i6096412[10];
+extern char i6096412[];
+void foo6096412(void) {
+  int x = sizeof(i6096412);
+}
+