[llvm][NFC] Use c++17 style variable type traits

This was done as a test for D137302 and it makes sense to push these changes

Reviewed By: dblaikie

Differential Revision: https://reviews.llvm.org/D137493

1 files changed, 4 insertions, 6 deletions

diff --git a/llvm/unittests/Support/ThreadLocalTest.cpp b/llvm/unittests/Support/ThreadLocalTest.cpp
index 075d7d9..454e4f2 100644
--- a/llvm/unittests/Support/ThreadLocalTest.cpp
+++ b/llvm/unittests/Support/ThreadLocalTest.cpp
@@ -25,9 +25,8 @@ struct S {
 TEST_F(ThreadLocalTest, Basics) {
   ThreadLocal<const S> x;
 
-  static_assert(
-      std::is_const<std::remove_pointer<decltype(x.get())>::type>::value,
-      "ThreadLocal::get didn't return a pointer to const object");
+  static_assert(std::is_const_v<std::remove_pointer_t<decltype(x.get())>>,
+                "ThreadLocal::get didn't return a pointer to const object");
 
   EXPECT_EQ(nullptr, x.get());
 
@@ -40,9 +39,8 @@ TEST_F(ThreadLocalTest, Basics) {
 
   ThreadLocal<S> y;
 
-  static_assert(
-      !std::is_const<std::remove_pointer<decltype(y.get())>::type>::value,
-      "ThreadLocal::get returned a pointer to const object");
+  static_assert(!std::is_const_v<std::remove_pointer_t<decltype(y.get())>>,
+                "ThreadLocal::get returned a pointer to const object");
 
   EXPECT_EQ(nullptr, y.get());