fix regressions on windows

Author: andrewrk

lib/std/child_process.zig

@@ -571,7 +571,7 @@ pub const ChildProcess = struct {
         // to match posix semantics
         const app_name = x: {
             if (self.cwd) |cwd| {
-                const resolved = try fs.path.resolve(self.allocator, [_][]const u8{ cwd, self.argv[0] });
+                const resolved = try fs.path.resolve(self.allocator, &[_][]const u8{ cwd, self.argv[0] });
                 defer self.allocator.free(resolved);
                 break :x try cstr.addNullByte(self.allocator, resolved);
             } else {
@@ -613,10 +613,10 @@ pub const ChildProcess = struct {
             retry: while (it.next()) |search_path| {
                 var ext_it = mem.tokenize(PATHEXT, ";");
                 while (ext_it.next()) |app_ext| {
-                    const app_basename = try mem.concat(self.allocator, u8, [_][]const u8{ app_name[0 .. app_name.len - 1], app_ext });
+                    const app_basename = try mem.concat(self.allocator, u8, &[_][]const u8{ app_name[0 .. app_name.len - 1], app_ext });
                     defer self.allocator.free(app_basename);
 
-                    const joined_path = try fs.path.join(self.allocator, [_][]const u8{ search_path, app_basename });
+                    const joined_path = try fs.path.join(self.allocator, &[_][]const u8{ search_path, app_basename });
                     defer self.allocator.free(joined_path);
 
                     const joined_path_w = try unicode.utf8ToUtf16LeWithNull(self.allocator, joined_path);