Add tentative support for accessing local variables with
external linkage (static, extern, etc.) in blocks in
rewriter. wip.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@98265 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Rewriter/rewrite-local-externs-in-block.mm b/test/Rewriter/rewrite-local-externs-in-block.mm
new file mode 100644
index 0000000..d1a56a8
--- /dev/null
+++ b/test/Rewriter/rewrite-local-externs-in-block.mm
@@ -0,0 +1,23 @@
+// RUN: %clang_cc1 -x objective-c++ -Wno-return-type -fblocks -fms-extensions -rewrite-objc %s -o %t-rw.cpp
+// RUN: %clang_cc1 -fsyntax-only -Wno-address-of-temporary -D"SEL=void*" -D"__declspec(X)=" %t-rw.cpp
+// radar 7735987
+
+extern "C" int printf(const char*, ...);
+
+void bar(void (^block)()) {
+ block();
+}
+
+int main() {
+ static int myArr[3] = {1, 2, 3};
+ printf ("%d %d %d\n", myArr[0], myArr[1], myArr[2]);
+
+ bar(^{
+ printf ("%d %d %d\n", myArr[0], myArr[1], myArr[2]);
+ myArr[0] = 42;
+ myArr[2] = 100;
+ printf ("%d %d %d\n", myArr[0], myArr[1], myArr[2]);
+ });
+
+ printf ("%d %d %d\n", myArr[0], myArr[1], myArr[2]);
+}