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authorJakub Konka <kubkon@jakubkonka.com>2022-12-09 16:21:48 +0100
committerJakub Konka <kubkon@jakubkonka.com>2022-12-09 21:12:38 +0100
commitf7fea080b25f932b352d38f126e0a179c5163f68 (patch)
treec7e7e528c0fada33646129533b9b8ce4f3380383 /src/link/MachO
parentbd5a8f86a120093b126cfbde41e002dae161e883 (diff)
downloadzig-f7fea080b25f932b352d38f126e0a179c5163f68.tar.gz
zig-f7fea080b25f932b352d38f126e0a179c5163f68.zip
macho+zld: skip atomless synthetic globals in dead_strip
They are implicitly marked live.
Diffstat (limited to 'src/link/MachO')
-rw-r--r--src/link/MachO/dead_strip.zig3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/link/MachO/dead_strip.zig b/src/link/MachO/dead_strip.zig
index aee03bb1d9..ab36ef8a76 100644
--- a/src/link/MachO/dead_strip.zig
+++ b/src/link/MachO/dead_strip.zig
@@ -58,7 +58,8 @@ fn collectRoots(zld: *Zld, roots: *AtomTable) !void {
const sym = zld.getSymbol(global);
if (sym.undf()) continue;
- const object = zld.objects.items[global.getFile().?];
+ const file = global.getFile() orelse continue; // synthetic globals are atomless
+ const object = zld.objects.items[file];
const atom_index = object.getAtomIndexForSymbol(global.sym_index).?; // panic here means fatal error
_ = try roots.getOrPut(atom_index);