Add back comptime check for wasm

ziglang · Dec 6, 2019 · c12b5cb · c12b5cb
1 parent 5a004ed
commit c12b5cb
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/lib/std/heap.zig b/lib/std/heap.zig
@@ -252,6 +252,12 @@ extern fn @"llvm.wasm.memory.size.i32"(u32) u32;
 extern fn @"llvm.wasm.memory.grow.i32"(u32, u32) i32;
 
 const WasmPageAllocator = struct {
+    comptime {
+        if (!std.Target.current.isWasm()) {
+            @compileError("WasmPageAllocator is only available for wasm32 arch");
+        }
+    }
+
     const PageStatus = enum(u1) {
         used = 0,
         free = 1,