1 files changed, 44 insertions, 0 deletions
diff --git a/clang/test/CIR/CodeGen/trivial-ctor-const-init.cpp b/clang/test/CIR/CodeGen/trivial-ctor-const-init.cpp
new file mode 100644
index 0000000..7429549
--- /dev/null
+++ b/clang/test/CIR/CodeGen/trivial-ctor-const-init.cpp
@@ -0,0 +1,44 @@
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -std=c++11 -fclangir -emit-cir %s -o %t.cir
+// RUN: FileCheck --input-file=%t.cir %s --check-prefix=CIR
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -std=c++11 -fclangir -emit-llvm %s -o %t-cir.ll
+// RUN: FileCheck --input-file=%t-cir.ll %s --check-prefix=LLVM
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -std=c++11 -emit-llvm %s -o %t.ll
+// RUN: FileCheck --input-file=%t.ll %s --check-prefix=OGCG
+
+struct StructWithDefaultCtor {
+  int n;
+};
+
+StructWithDefaultCtor defCtor = StructWithDefaultCtor();
+
+// CIR: cir.global {{.*}} @defCtor = #cir.zero : !rec_StructWithDefaultCtor
+// LLVM: @defCtor = global %struct.StructWithDefaultCtor zeroinitializer
+// OGCG: @defCtor = global %struct.StructWithDefaultCtor zeroinitializer
+
+struct StructWithCtorArg {
+  double value;
+  StructWithCtorArg(const double& x) : value(x) {}
+};
+
+StructWithCtorArg withArg = 0.0;
+
+// CIR: cir.global {{.*}} @withArg = #cir.zero : !rec_StructWithCtorArg
+// LLVM: @withArg = global %struct.StructWithCtorArg zeroinitializer
+// OGCG: @withArg = global %struct.StructWithCtorArg zeroinitializer
+
+// CIR: cir.func {{.*}} @__cxx_global_var_init()
+// CIR:   %[[TMP0:.*]] = cir.alloca !cir.double, !cir.ptr<!cir.double>, ["ref.tmp0"]
+// CIR:   %[[WITH_ARG:.*]] = cir.get_global @withArg : !cir.ptr<!rec_StructWithCtorArg>
+// CIR:   %[[ZERO:.*]] = cir.const #cir.fp<0.000000e+00> : !cir.double
+// CIR:   cir.store{{.*}} %[[ZERO]], %[[TMP0]] : !cir.double, !cir.ptr<!cir.double>
+// CIR:   cir.call @_ZN17StructWithCtorArgC1ERKd(%[[WITH_ARG]], %[[TMP0]]) : (!cir.ptr<!rec_StructWithCtorArg>, !cir.ptr<!cir.double>) -> ()
+
+// LLVM: define {{.*}} void @__cxx_global_var_init()
+// LLVM:   %[[TMP0:.*]] = alloca double
+// LLVM:   store double 0.000000e+00, ptr %[[TMP0]]
+// LLVM:   call void @_ZN17StructWithCtorArgC1ERKd(ptr @withArg, ptr %[[TMP0]])
+
+// OGCG: define {{.*}} void @__cxx_global_var_init()
+// OGCG:   %[[TMP0:.*]] = alloca double
+// OGCG:   store double 0.000000e+00, ptr %[[TMP0]]
+// OGCG:   call void @_ZN17StructWithCtorArgC1ERKd(ptr {{.*}} @withArg, ptr {{.*}} %[[TMP0]])