Inherit dll attributes to static locals
This makes us handle static locals in exported/imported functions correctly.
Differential Revision: http://reviews.llvm.org/D4136
llvm-svn: 211173
diff --git a/clang/test/CodeGenCXX/dllexport.cpp b/clang/test/CodeGenCXX/dllexport.cpp
index d393bc5..b2f2e56 100644
--- a/clang/test/CodeGenCXX/dllexport.cpp
+++ b/clang/test/CodeGenCXX/dllexport.cpp
@@ -72,6 +72,22 @@
// GNU-DAG: @ExternalAutoTypeGlobal = dllexport global %struct.External zeroinitializer, align 4
__declspec(dllexport) auto ExternalAutoTypeGlobal = External();
+int f();
+// MSC-DAG: @"\01?x@?0??nonInlineStaticLocalsFunc@@YAHXZ@4HA" = internal {{(unnamed_addr )*}}global i32 0
+// MSC-DAG: @"\01?$S1@?0??nonInlineStaticLocalsFunc@@YAHXZ@4IA" = internal {{(unnamed_addr )*}}global i32 0
+int __declspec(dllexport) nonInlineStaticLocalsFunc() {
+ static int x = f();
+ return x++;
+};
+
+// MSC-DAG: @"\01?x@?1??inlineStaticLocalsFunc@@YAHXZ@4HA" = weak_odr dllexport global i32 0
+// MSC-DAG: @"\01??_B?1??inlineStaticLocalsFunc@@YAHXZ@51" = weak_odr dllexport global i32 0
+// Note: MinGW doesn't seem to export the static local here.
+inline int __declspec(dllexport) inlineStaticLocalsFunc() {
+ static int x = f();
+ return x++;
+}
+
//===----------------------------------------------------------------------===//
diff --git a/clang/test/CodeGenCXX/dllimport.cpp b/clang/test/CodeGenCXX/dllimport.cpp
index 78a15b5..6d29399 100644
--- a/clang/test/CodeGenCXX/dllimport.cpp
+++ b/clang/test/CodeGenCXX/dllimport.cpp
@@ -85,6 +85,15 @@
namespace ns { __declspec(dllimport) int ExternalGlobal; }
USEVAR(ns::ExternalGlobal)
+int f();
+// MO1-DAG: @"\01?x@?1??inlineStaticLocalsFunc@@YAHXZ@4HA" = available_externally dllimport global i32 0
+// MO1-DAG: @"\01??_B?1??inlineStaticLocalsFunc@@YAHXZ@51" = available_externally dllimport global i32 0
+inline int __declspec(dllimport) inlineStaticLocalsFunc() {
+ static int x = f();
+ return x++;
+};
+USE(inlineStaticLocalsFunc);
+
//===----------------------------------------------------------------------===//