1 files changed, 51 insertions, 0 deletions
diff --git a/test/clang-tidy/readability-uppercase-literal-suffix-float16.cpp b/test/clang-tidy/readability-uppercase-literal-suffix-float16.cpp
new file mode 100644
index 00000000..b2b858f9
--- /dev/null
+++ b/test/clang-tidy/readability-uppercase-literal-suffix-float16.cpp
@@ -0,0 +1,51 @@
+// RUN: %check_clang_tidy %s readability-uppercase-literal-suffix %t -- -- -target aarch64-linux-gnu -I %S
+
+#include "readability-uppercase-literal-suffix.h"
+
+void float16_normal_literals() {
+  // _Float16
+
+  static constexpr auto v14 = 1.f16;
+  // CHECK-MESSAGES: :[[@LINE-1]]:31: warning: floating point literal has suffix 'f16', which is not uppercase
+  // CHECK-MESSAGES-NEXT: static constexpr auto v14 = 1.f16;
+  // CHECK-MESSAGES-NEXT: ^ ~
+  // CHECK-MESSAGES-NEXT: {{^ *}}F16{{$}}
+  // CHECK-FIXES: static constexpr auto v14 = 1.F16;
+  static_assert(is_same<decltype(v14), const _Float16>::value, "");
+  static_assert(v14 == 1.F16, "");
+
+  static constexpr auto v15 = 1.e0f16;
+  // CHECK-MESSAGES: :[[@LINE-1]]:31: warning: floating point literal has suffix 'f16', which is not uppercase
+  // CHECK-MESSAGES-NEXT: static constexpr auto v15 = 1.e0f16;
+  // CHECK-MESSAGES-NEXT: ^ ~
+  // CHECK-MESSAGES-NEXT: {{^ *}}F16{{$}}
+  // CHECK-FIXES: static constexpr auto v15 = 1.e0F16;
+  static_assert(is_same<decltype(v15), const _Float16>::value, "");
+  static_assert(v15 == 1.F16, "");
+
+  static constexpr auto v16 = 1.F16; // OK.
+  static_assert(is_same<decltype(v16), const _Float16>::value, "");
+  static_assert(v16 == 1.F16, "");
+
+  static constexpr auto v17 = 1.e0F16; // OK.
+  static_assert(is_same<decltype(v17), const _Float16>::value, "");
+  static_assert(v17 == 1.F16, "");
+}
+
+void float16_hexadecimal_literals() {
+// _Float16
+
+  static constexpr auto v13 = 0xfp0f16;
+  // CHECK-MESSAGES: :[[@LINE-1]]:31: warning: floating point literal has suffix 'f16', which is not uppercase
+  // CHECK-MESSAGES-NEXT: static constexpr auto v13 = 0xfp0f16;
+  // CHECK-MESSAGES-NEXT: ^    ~
+  // CHECK-MESSAGES-NEXT: {{^ *}}F16{{$}}
+  // CHECK-FIXES: static constexpr auto v13 = 0xfp0F16;
+  static_assert(is_same<decltype(v13), const _Float16>::value, "");
+  static_assert(v13 == 0xfp0F16, "");
+
+  static constexpr auto v14 = 0xfp0F16; // OK.
+  static_assert(is_same<decltype(v14), const _Float16>::value, "");
+  static_assert(v14 == 0xfp0F16, "");
+
+}