Fix mangling of implicit calls to operator-> to only include a single "pt",

rather than including an extra one for each level of 'operator->()' invoked.

llvm-svn: 285015

1 files changed, 7 insertions, 0 deletions

diff --git a/clang/test/CodeGenCXX/mangle.cpp b/clang/test/CodeGenCXX/mangle.cpp
index 5d757102ed2..8ae67c415ae 100644
--- a/clang/test/CodeGenCXX/mangle.cpp
+++ b/clang/test/CodeGenCXX/mangle.cpp
@@ -1111,3 +1111,10 @@ void fn(T, __underlying_type(T)) {}
 template void fn<E>(E, __underlying_type(E));
 // CHECK-LABEL: @_ZN6test552fnINS_1EEEEvT_U3eutS2_
 }
+
+namespace test56 {
+  struct A { A *operator->(); int n; } a;
+  template<int N> void f(decltype(a->n + N)) {}
+  // CHECK-LABEL: @_ZN6test561fILi0EEEvDTplptL_ZNS_1aEE1nT_E
+  template void f<0>(int);
+}