From ff8d44c9282d23233ec8932585b0c3ae6557263f Mon Sep 17 00:00:00 2001
From: dominic <510002+dmah42@users.noreply.github.com>
Date: Mon, 6 Feb 2023 17:34:47 +0100
Subject: [PATCH] fix #1446 by removing the address operator (#1538)

* fix #1446 by removing the address operator

* add test

* format

---------

Co-authored-by: Thomas <thomas.maierbacher@rohde-schwarz.com>
Co-authored-by: Dominic Hamon <dominichamon@users.noreply.github.com>
---
 include/benchmark/benchmark.h |  2 +-
 test/benchmark_test.cc        | 13 +++++++++++++
 2 files changed, 14 insertions(+), 1 deletion(-)

diff --git a/include/benchmark/benchmark.h b/include/benchmark/benchmark.h
index b44cfc16..ba997e8c 100644
--- a/include/benchmark/benchmark.h
+++ b/include/benchmark/benchmark.h
@@ -1379,7 +1379,7 @@ class Fixture : public internal::Benchmark {
   BENCHMARK_PRIVATE_DECLARE(_benchmark_) =                           \
       (::benchmark::internal::RegisterBenchmarkInternal(             \
           new ::benchmark::internal::FunctionBenchmark(#__VA_ARGS__, \
-                                                       &__VA_ARGS__)))
+                                                       __VA_ARGS__)))
 #else
 #define BENCHMARK(n)                                     \
   BENCHMARK_PRIVATE_DECLARE(n) =                         \
diff --git a/test/benchmark_test.cc b/test/benchmark_test.cc
index bd6005d1..ce233ece 100644
--- a/test/benchmark_test.cc
+++ b/test/benchmark_test.cc
@@ -5,6 +5,7 @@
 #include <stdint.h>
 
 #include <chrono>
+#include <complex>
 #include <cstdlib>
 #include <iostream>
 #include <limits>
@@ -254,4 +255,16 @@ static void BM_BenchmarkName(benchmark::State& state) {
 }
 BENCHMARK(BM_BenchmarkName);
 
+// regression test for #1446
+template <typename type>
+static void BM_templated_test(benchmark::State& state) {
+  for (auto _ : state) {
+    type created_string;
+    benchmark::DoNotOptimize(created_string);
+  }
+}
+
+static auto BM_templated_test_double = BM_templated_test<std::complex<double>>;
+BENCHMARK(BM_templated_test_double);
+
 BENCHMARK_MAIN();