objective-c modern translation. Correct rewriting of

block meta-data of block literals declared inside
of extern "C" functions.
// rdar://1131490


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@154939 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 45 insertions, 0 deletions

diff --git a/test/Rewriter/rewrite-modern-extern-c-func-decl.mm b/test/Rewriter/rewrite-modern-extern-c-func-decl.mm
new file mode 100644
index 0000000000..754456ddf3
--- /dev/null
+++ b/test/Rewriter/rewrite-modern-extern-c-func-decl.mm
@@ -0,0 +1,45 @@
+// RUN: %clang_cc1 -fms-extensions -rewrite-objc -x objective-c++ -fblocks -o %t-rw.cpp %s
+// RUN: %clang_cc1 -fsyntax-only -Werror -Wno-address-of-temporary -Wno-attributes -D"Class=void*" -D"id=void*" -D"SEL=void*" -D"__declspec(X)=" %t-rw.cpp
+// rdar://11131490
+
+extern "C" __declspec(dllexport) void BreakTheRewriter(void) {
+        __block int aBlockVariable = 0;
+        void (^aBlock)(void) = ^ {
+                aBlockVariable = 42;
+        };
+        aBlockVariable++;
+        void (^bBlocks)(void) = ^ {
+                aBlockVariable = 43;
+        };
+        void (^c)(void) = ^ {
+                aBlockVariable = 44;
+        };
+
+}
+__declspec(dllexport) extern "C" void AnotherBreakTheRewriter(int *p1, double d) {
+
+        __block int bBlockVariable = 0;
+        void (^aBlock)(void) = ^ {
+                bBlockVariable = 42;
+        };
+        bBlockVariable++;
+        void (^bBlocks)(void) = ^ {
+                bBlockVariable = 43;
+        };
+        void (^c)(void) = ^ {
+                bBlockVariable = 44;
+        };
+
+}
+
+int
+
+__declspec (dllexport)
+
+main (int argc, char *argv[])
+{
+        __block int bBlockVariable = 0;
+        void (^aBlock)(void) = ^ {
+                bBlockVariable = 42;
+        };
+}