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authorReid Kleckner <reid@kleckner.net>2014-03-25 18:33:27 +0000
committerReid Kleckner <reid@kleckner.net>2014-03-25 18:33:27 +0000
commitd0fe317e0c94b4416c84ece3f87bbdad46407188 (patch)
tree4327127e86952575155b8aa645474af298479fdc /clang/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance.cpp
parent0c274feedf1ffdb8a674b8419d0015368d3d1f28 (diff)
downloadbcm5719-llvm-d0fe317e0c94b4416c84ece3f87bbdad46407188.tar.gz
bcm5719-llvm-d0fe317e0c94b4416c84ece3f87bbdad46407188.zip
MS ABI: Mark direct virtual bases as visted when building vtable paths
Fixes PR19240. In retrospect, this is a fairly obvious bug. :) llvm-svn: 204744
Diffstat (limited to 'clang/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance.cpp')
-rw-r--r--clang/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance.cpp23
1 files changed, 23 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance.cpp b/clang/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance.cpp
index 2788965d46a..634f583e735 100644
--- a/clang/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance.cpp
+++ b/clang/test/CodeGenCXX/microsoft-abi-vtables-virtual-inheritance.cpp
@@ -659,3 +659,26 @@ C c;
// MANGLING-DAG: @"\01??_7C@pr17748@@6BA@1@@"
// MANGLING-DAG: @"\01??_7C@pr17748@@6BB@1@@"
}
+
+namespace pr19240 {
+struct A {
+ virtual void c();
+};
+
+struct B : virtual A {
+ virtual void c();
+};
+
+struct C { };
+
+struct D : virtual A, virtual C, B {};
+
+D obj;
+
+// Each MDC only has one vftable.
+
+// MANGLING-DAG: @"\01??_7D@pr19240@@6B@"
+// MANGLING-DAG: @"\01??_7A@pr19240@@6B@"
+// MANGLING-DAG: @"\01??_7B@pr19240@@6B@"
+
+}
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