modern objective-c translator: Fixes translation of
__typeof which is a regression by reverting
r154360. // rdar://11233924
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@154679 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Rewrite/RewriteModernObjC.cpp b/lib/Rewrite/RewriteModernObjC.cpp
index f0153b3..b783c92 100644
--- a/lib/Rewrite/RewriteModernObjC.cpp
+++ b/lib/Rewrite/RewriteModernObjC.cpp
@@ -5357,10 +5357,13 @@
if (CStyleCastExpr *CE = dyn_cast<CStyleCastExpr>(S)) {
RewriteCastExpr(CE);
}
+#if 0
+ // FIXME. Cannot safely rewrite ImplicitCasts. This is the 2nd failed
+ // attempt: (id)((__typeof(z))_Block_copy((const void *)(z)));
if (ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(S)) {
RewriteImplicitCastObjCExpr(ICE);
}
-#if 0
+
if (ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(S)) {
CastExpr *Replacement = new (Context) CastExpr(ICE->getType(),
ICE->getSubExpr(),
diff --git a/test/Rewriter/objc-modern-implicit-cast.mm b/test/Rewriter/objc-modern-implicit-cast.mm
index e612199..33c5b73 100644
--- a/test/Rewriter/objc-modern-implicit-cast.mm
+++ b/test/Rewriter/objc-modern-implicit-cast.mm
@@ -1,6 +1,7 @@
// RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc %s -o %t-rw.cpp
// RUN: %clang_cc1 -fsyntax-only -fblocks -Wno-address-of-temporary -D"Class=void*" -D"id=void*" -D"SEL=void*" -D"__declspec(X)=" %t-rw.cpp
// rdar://11202764
+// XFAIL: *
typedef void(^BL)(void);
diff --git a/test/Rewriter/rewrite-modern-typeof.mm b/test/Rewriter/rewrite-modern-typeof.mm
new file mode 100644
index 0000000..4650ab7
--- /dev/null
+++ b/test/Rewriter/rewrite-modern-typeof.mm
@@ -0,0 +1,46 @@
+// RUN: %clang_cc1 -x objective-c++ -fblocks -fms-extensions -rewrite-objc %s -o %t-rw.cpp
+// RUN: FileCheck -check-prefix LP --input-file=%t-rw.cpp %s
+// RUN: %clang_cc1 -fsyntax-only -Wno-address-of-temporary -Wno-attributes -D"Class=void*" -D"id=void*" -D"SEL=void*" -D"__declspec(X)=" %t-rw.cpp
+
+extern "C" {
+extern "C" void *_Block_copy(const void *aBlock);
+extern "C" void _Block_release(const void *aBlock);
+}
+
+int main() {
+ __attribute__((__blocks__(byref))) int a = 42;
+ int save_a = a;
+
+ void (^b)(void) = ^{
+ ((__typeof(^{ a = 2; }))_Block_copy((const void *)(^{ a = 2; })));
+ };
+
+ ((__typeof(b))_Block_copy((const void *)(b)));
+
+ return 0;
+}
+
+// CHECK-LP: ((void (^)(void))_Block_copy((const void *)(b)))
+
+// radar 7628153
+void f() {
+ int a;
+ __typeof__(a) aVal = a;
+ char *a1t = (char *)@encode(__typeof__(a));
+ __typeof__(aVal) bVal;
+ char *a2t = (char *)@encode(__typeof__(bVal));
+ __typeof__(bVal) cVal = bVal;
+ char *a3t = (char *)@encode(__typeof__(cVal));
+
+}
+
+// rdar://11239324
+void x() {
+ id y;
+ void (^z)() = ^{ };
+ y = (id)((__typeof(z))_Block_copy((const void *)(z)));
+}
+
+// CHECK-LP: int aVal = a;
+
+// CHECK-LP: int bVal;