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@@ -110,6 +110,7 @@ Join the discussion, share demos, ask questions, or report bugs in the official - [C++ Interop](#c-interop) - [CUDA Interop](#cuda-interop) - [Objective-C Interop](#objective-c-interop) + - [C23 Support](#c23-support) - [Contributing](#contributing) - [Attributions](#attributions) @@ -197,6 +198,8 @@ let y: const int = 10; // Read-only (Type qualified) // y = 20; // Error: cannot assign to const ``` +> **Type Inference**: Zen C automatically infers types for initialized variables. It compiles to C23 `auto` on supported compilers, or GCC's `__auto_type` extension otherwise. + ### 2. Primitive Types | Type | C Equivalent | Description | @@ -211,6 +214,8 @@ let y: const int = 10; // Read-only (Type qualified) | `char` | `char` | Single character | | `string` | `char*` | C-string (null-terminated) | | `U0`, `u0`, `void` | `void` | Empty type | +| `iN` (for example, `i256`) | `_BitInt(N)` | Arbitrary bit-width signed integer (C23) | +| `uN` (for example, `u42`) | `unsigned _BitInt(N)` | Arbitrary bit-width unsigned integer (C23) | ### 3. Aggregate Types @@ -1337,6 +1342,13 @@ let tid = local_id(); > **Note:** The `--cuda` flag sets `nvcc` as the compiler and implies `--cpp` mode. Requires the NVIDIA CUDA Toolkit. +### C23 Support + +Zen C supports modern C23 features when using a compatible backend compiler (GCC 14+, Clang 14+, TCC (partial)). + +- **`auto`**: Zen C automatically maps type inference to standard C23 `auto` if `__STDC_VERSION__ >= 202300L`. +- **`_BitInt(N)`**: Use `iN` and `uN` types (e.g., `i256`, `u12`, `i24`) to access C23 arbitrary-width integers. + ### Objective-C Interop Zen C can compile to Objective-C (`.m`) using the `--objc` flag, allowing you to use Objective-C frameworks (like Cocoa/Foundation) and syntax. |