test: Add convenient _u32 and _u64 literals

wasmx · Nov 18, 2020 · 8b3aa64 · 8b3aa64
1 parent e39ffac
commit 8b3aa64
Showing 1 changed file with 16 additions and 0 deletions.
diff --git a/test/unittests/execute_numeric_test.cpp b/test/unittests/execute_numeric_test.cpp
@@ -14,6 +14,22 @@ using namespace fizzy::test;
 
 namespace
 {
+inline constexpr uint64_t operator"" _u64(unsigned long long x)
+{
+    const auto v = static_cast<uint64_t>(x);
+    if (v != x)
+        throw "integer literal is too large to be represented in the u64 type";
+    return v;
+}
+
+inline constexpr uint32_t operator"" _u32(unsigned long long x)
+{
+    const auto v = static_cast<uint32_t>(x);
+    if (v != x)
+        throw "integer literal is too large to be represented in the u32 type";
+    return v;
+}
+
 auto create_unary_operation_executor(Instr instr)
 {
     auto module{std::make_unique<Module>()};