Vendor import of clang trunk r154661:

http://llvm.org/svn/llvm-project/cfe/trunk@r154661

1 files changed, 56 insertions, 0 deletions

diff --git a/test/CXX/expr/expr.prim/expr.prim.lambda/p7.cpp b/test/CXX/expr/expr.prim/expr.prim.lambda/p7.cpp
new file mode 100644
index 0000000..9dbe2e1
--- /dev/null
+++ b/test/CXX/expr/expr.prim/expr.prim.lambda/p7.cpp
@@ -0,0 +1,56 @@
+// RUN: %clang_cc1 -fsyntax-only -std=c++11 %s -verify
+
+// Check that analysis-based warnings work in lambda bodies.
+void analysis_based_warnings() {
+  (void)[]() -> int { }; // expected-warning{{control reaches end of non-void lambda}}
+}
+
+// Check that we get the right types of captured variables (the
+// semantic-analysis part of p7).
+int &check_const_int(int&);
+float &check_const_int(const int&);
+
+void test_capture_constness(int i, const int ic) {
+  (void)[i,ic] ()->void {
+    float &fr1 = check_const_int(i);
+    float &fr2 = check_const_int(ic);
+  }; 
+
+  (void)[=] ()->void {
+    float &fr1 = check_const_int(i);
+    float &fr2 = check_const_int(ic);
+  }; 
+
+  (void)[i,ic] () mutable ->void {
+    int &ir = check_const_int(i);
+    float &fr = check_const_int(ic);
+  };
+
+  (void)[=] () mutable ->void {
+    int &ir = check_const_int(i);
+    float &fr = check_const_int(ic);
+  };
+
+  (void)[&i,&ic] ()->void {
+    int &ir = check_const_int(i);
+    float &fr = check_const_int(ic);
+  };
+
+  (void)[&] ()->void {
+    int &ir = check_const_int(i);
+    float &fr = check_const_int(ic);
+  };
+}
+
+
+struct S1 {
+  int x, y;
+  S1 &operator=(int*);
+  int operator()(int);
+  void f() {
+    [&]()->int {
+      S1 &s1 = operator=(&this->x);
+      return operator()(this->x + y);
+    }(); 
+  }
+};