Made improvements in c++'s object model patch on Doug's review.

llvm-svn: 73833

1 files changed, 56 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/default-constructor-initializers.cpp b/clang/test/SemaCXX/default-constructor-initializers.cpp
new file mode 100644
index 00000000000..c5250f8912c
--- /dev/null
+++ b/clang/test/SemaCXX/default-constructor-initializers.cpp
@@ -0,0 +1,56 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+struct X1 { // has no implicit default constructor
+   X1(int);
+};
+
+struct X2  : X1 {  // expected-note {{'struct X2' declared here}} \
+                  //  expected-note {{'struct X2' declared here}}
+   X2(int);
+};
+
+struct X3 : public X2 {
+};
+X3 x3;  // expected-error {{cannot define the default constructor for 'struct X3', because member 'struct X2' does not have any implicit default constructor}}
+
+
+struct X4 {
+  X2 x2; 
+  X2 & rx2; // expected-note {{declared at}}
+};
+
+X4 x4; // expected-error {{cannot define the default constructor for 'struct X4', because base class 'struct X2' does not have any implicit default constructor}} \
+       // expected-error {{cannot define the implicit default constructor for 'struct X4', because reference member rx2 cannot be default-initialized}}
+
+
+struct Y1 { // has no implicit default constructor
+   Y1(int);
+};
+
+struct Y2  : Y1 { 
+   Y2(int);
+   Y2();
+};
+
+struct Y3 : public Y2 {
+};
+Y3 y3; 
+
+struct Y4 {
+  Y2 y2; 
+};
+
+Y4 y4;
+
+// More tests
+
+
+struct Z1 {
+        int& z; // expected-note {{declared at}}
+  	const int c1; // expected-note {{declared at}}
+  	volatile int v1;
+};
+
+Z1 z1;  // expected-error {{cannot define the implicit default constructor for 'struct Z1', because reference member z cannot be default-initialized}} \
+        // expected-error {{cannot define the implicit default constructor for 'struct Z1', because const member c1 cannot be default-initialized}}
+