diff options
Diffstat (limited to 'lib/std/start.zig')
| -rw-r--r-- | lib/std/start.zig | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/std/start.zig b/lib/std/start.zig index 7ed59a4675..29fdb3b031 100644 --- a/lib/std/start.zig +++ b/lib/std/start.zig @@ -82,11 +82,15 @@ comptime { .reactor => "_initialize", .command => "_start", }; - if (!@hasDecl(root, wasm_start_sym)) { + if (!@hasDecl(root, wasm_start_sym) and @hasDecl(root, "main")) { + // Only call main when defined. For WebAssembly it's allowed to pass `-fno-entry` in which + // case it's not required to provide an entrypoint such as main. @export(wasi_start, .{ .name = wasm_start_sym }); } } else if (native_arch.isWasm() and native_os == .freestanding) { - if (!@hasDecl(root, start_sym_name)) @export(wasm_freestanding_start, .{ .name = start_sym_name }); + // Only call main when defined. For WebAssembly it's allowed to pass `-fno-entry` in which + // case it's not required to provide an entrypoint such as main. + if (!@hasDecl(root, start_sym_name) and @hasDecl(root, "main")) @export(wasm_freestanding_start, .{ .name = start_sym_name }); } else if (native_os != .other and native_os != .freestanding) { if (!@hasDecl(root, start_sym_name)) @export(_start, .{ .name = start_sym_name }); } |