When instantiating a C++ "new" expression, don't fake source locations

for the '(' and ')' around the initializer unless we actually have an
initializer. Fixes PR10197, an issue where we were value-initializing
rather than default-initializing.

llvm-svn: 133913

1 files changed, 13 insertions, 0 deletions

diff --git a/clang/test/CodeGenCXX/new.cpp b/clang/test/CodeGenCXX/new.cpp
index d14a5e251ce..bd307f10867 100644
--- a/clang/test/CodeGenCXX/new.cpp
+++ b/clang/test/CodeGenCXX/new.cpp
@@ -209,3 +209,16 @@ namespace test15 {
     new (p) A[n];
   }
 }
+
+namespace PR10197 {
+  // CHECK: define weak_odr void @_ZN7PR101971fIiEEvv()
+  template<typename T>
+  void f() {
+    // CHECK: [[CALL:%.*]] = call noalias i8* @_Znwm
+    // CHECK-NEXT: [[CASTED:%.*]] = bitcast i8* [[CALL]] to 
+    new T;
+    // CHECK-NEXT: ret void
+  }
+
+  template void f<int>();
+}