std: align some function pointers

Author: andrewrk

lib/std/fmt.zig

@@ -2124,11 +2124,11 @@ test "pointer" {
         try expectFmt("pointer: i32@deadbeef\n", "pointer: {*}\n", .{value});
     }
     {
-        const value = @intToPtr(*const fn () void, 0xdeadbeef);
+        const value = @intToPtr(*align(1) const fn () void, 0xdeadbeef);
         try expectFmt("pointer: fn() void@deadbeef\n", "pointer: {}\n", .{value});
     }
     {
-        const value = @intToPtr(*const fn () void, 0xdeadbeef);
+        const value = @intToPtr(*align(1) const fn () void, 0xdeadbeef);
         try expectFmt("pointer: fn() void@deadbeef\n", "pointer: {}\n", .{value});
     }
 }

lib/std/zig/c_translation.zig

@@ -136,7 +136,7 @@ test "cast" {
     const FnPtr = if (@import("builtin").zig_backend == .stage1)
         ?fn (*anyopaque) void
     else
-        ?*const fn (*anyopaque) void;
+        ?*align(1) const fn (*anyopaque) void;
     try testing.expect(cast(FnPtr, 0) == @intToPtr(FnPtr, @as(usize, 0)));
     try testing.expect(cast(FnPtr, foo) == @intToPtr(FnPtr, @bitCast(usize, @as(isize, -1))));
 }