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wasm linker: don't crash on ref to void

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This commit is contained in:
Andrew Kelley 2025-01-11 19:04:16 -08:00
parent e5d78f0b55
commit d0d0847cd0
1 changed files with 2 additions and 1 deletions
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src/link/Wasm.zig
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@ -4376,7 +4376,8 @@ pub fn navAddr(wasm: *Wasm, nav_index: InternPool.Nav.Index) u32 {
assert(wasm.flush_buffer.memory_layout_finished);
const comp = wasm.base.comp;
assert(comp.config.output_mode != .Obj);
const navs_exe_index: NavsExeIndex = @enumFromInt(wasm.navs_exe.getIndex(nav_index).?);
// If there is no entry it means the value is zero bits so any address will do.
const navs_exe_index: NavsExeIndex = @enumFromInt(wasm.navs_exe.getIndex(nav_index) orelse return 0);
log.debug("navAddr {s} {}", .{ navs_exe_index.name(wasm), nav_index });
const ds_id: DataSegmentId = .pack(wasm, .{ .nav_exe = navs_exe_index });
return wasm.flush_buffer.data_segments.get(ds_id).?;