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linker: Don't copy protected visibility from shared object symbols

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Resolves #30081
This commit is contained in:
Nicholas McDaniel
2026-03-16 10:47:09 -04:00
committed by Andrew Kelley
parent badd252036
commit d3fcfb0581
1 changed files with 8 additions and 1 deletions
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src/link/Elf/Symbol.zig
+8 -1
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@@ -309,8 +309,15 @@ pub fn setOutputSym(symbol: Symbol, elf_file: *Elf, out: *elf.Elf64_Sym) void {
break :blk symbol.address(.{ .plt = false }, elf_file) - elf_file.tlsAddress();
break :blk symbol.address(.{ .plt = false, .trampoline = false }, elf_file);
};
const st_other = blk: {
const vis = @as(elf.STV, @enumFromInt(@as(u3, @truncate(esym.st_other))));
if (file_ptr != .shared_object or vis != elf.STV.PROTECTED) break :blk esym.st_other;
// Reset protected visibility to default for symbols originating in shared objects
break :blk esym.st_other & 0b11111000;
};
out.st_info = (st_bind << 4) | st_type;
out.st_other = esym.st_other;
out.st_other = st_other;
out.st_shndx = st_shndx;
out.st_value = @intCast(st_value);
out.st_size = esym.st_size;