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Make sure MachO.zig compiles on 32bit hosts

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This should fix #7614 or part of it.
This commit is contained in:
Jakub Konka 2020-12-31 14:30:39 +01:00
parent 46ea7a704c
commit 707b81ec37
1 changed files with 6 additions and 2 deletions
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8
src/link/MachO.zig
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@ -860,13 +860,17 @@ fn linkWithLLD(self: *MachO, comp: *Compilation) !void {
// Add load dylib load command
self.libsystem_cmd_index = @intCast(u16, self.load_commands.items.len);
const cmdsize = mem.alignForwardGeneric(u64, @sizeOf(macho.dylib_command) + mem.lenZ(LIB_SYSTEM_PATH), @sizeOf(u64));
const cmdsize = @intCast(u32, mem.alignForwardGeneric(
u64,
@sizeOf(macho.dylib_command) + mem.lenZ(LIB_SYSTEM_PATH),
@sizeOf(u64),
));
// TODO Find a way to work out runtime version from the OS version triple stored in std.Target.
// In the meantime, we're gonna hardcode to the minimum compatibility version of 0.0.0.
const min_version = 0x0;
var dylib_cmd = emptyGenericCommandWithData(macho.dylib_command{
.cmd = macho.LC_LOAD_DYLIB,
.cmdsize = @intCast(u32, cmdsize),
.cmdsize = cmdsize,
.dylib = .{
.name = @sizeOf(macho.dylib_command),
.timestamp = 2, // not sure why not simply 0; this is reverse engineered from Mach-O files