Allow null initialization of scalara data members

in constructors's initializer list. pr4854



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@80802 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 21 insertions, 0 deletions

diff --git a/test/CodeGenCXX/trivial-constructor-init.cpp b/test/CodeGenCXX/trivial-constructor-init.cpp
new file mode 100644
index 0000000000..183b31a801
--- /dev/null
+++ b/test/CodeGenCXX/trivial-constructor-init.cpp
@@ -0,0 +1,21 @@
+// RUN: clang-cc  -S %s -o %t-64.s &&
+// RUN: clang-cc  -S %s -o %t-32.s &&
+// RUN: true
+
+extern "C" int printf(...);
+
+struct S {
+  S() { printf("S::S\n"); }
+};
+
+struct A {
+  double x;
+  A() : x(), y(), s() { printf("x = %f y = %x \n", x, y); }
+  int *y;
+  S s;
+};
+
+A a;
+
+int main() {
+}