vendor/clang/clang-trunk-r238337

1 files changed, 17 insertions, 0 deletions

diff --git a/test/CoverageMapping/lambda.cpp b/test/CoverageMapping/lambda.cpp
new file mode 100644
index 0000000000000..fb018e6b477c5
--- /dev/null
+++ b/test/CoverageMapping/lambda.cpp
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -x c++ -std=c++11 -triple %itanium_abi_triple -fprofile-instr-generate -fcoverage-mapping -dump-coverage-mapping -emit-llvm-only %s -main-file-name lambda.cpp | FileCheck %s
+
+// CHECK-LABEL: _Z3fooi:
+void foo(int i) { // CHECK: File 0, [[@LINE]]:17 -> {{[0-9]+}}:2 = #0
+  auto f = [](int x) {
+    return x + 1;
+  };
+
+  f(i);
+  // Make sure the zero region after the return doesn't escape the lambda.
+  // CHECK-NOT: File 0, {{[0-9:]+}} -> [[@LINE+1]]:2 = 0
+}
+
+int main(int argc, const char *argv[]) {
+  foo(1);
+  return 0;
+}