1 files changed, 29 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/ext/dllimport2.C b/gcc/testsuite/g++.dg/ext/dllimport2.C
new file mode 100644
index 00000000000..8acad5b0d76
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/dllimport2.C
@@ -0,0 +1,29 @@
+// { dg-do compile { target i?86-*-cygwin* i?86-*-mingw*} }
+
+// PR c++/9738  Dllimport attribute is overriden by later definition/redeclaration
+
+void __attribute__((dllimport)) Bar(void);
+void __attribute__((dllimport)) Baz(void);
+__attribute__((dllimport)) int Biz;
+__attribute__((dllimport)) int Boz;
+
+void Foo(void)
+  {
+    Bar();
+    Baz();
+    Biz++;	 
+    Boz++;	 
+  }
+ 
+void Bar(void)
+  {			// { dg-warning "defined" }
+  }
+
+void Baz(void);		// { dg-warning "redeclared" }
+extern int Biz;		// { dg-warning "redeclared" }
+int Boz;		// { dg-warning "defined" }
+
+void foo()
+{
+  Biz++;
+}