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elf: ensure we only ever put named symbols in the symtab

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This commit is contained in:
Jakub Konka 2024-08-10 17:18:02 +02:00
parent 6d54f20c47
commit 3f2a0c3de4
1 changed files with 3 additions and 1 deletions
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4
src/link/Elf/ZigObject.zig
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@ -579,6 +579,8 @@ pub fn updateSymtabSize(self: *ZigObject, elf_file: *Elf) !void {
for (self.local_symbols.items) |index| {
const local = &self.symbols.items[index];
if (local.atom(elf_file)) |atom_ptr| if (!atom_ptr.alive) continue;
const name = local.name(elf_file);
assert(name.len > 0);
const esym = local.elfSym(elf_file);
switch (esym.st_type()) {
elf.STT_SECTION, elf.STT_NOTYPE => continue,
@ -587,7 +589,7 @@ pub fn updateSymtabSize(self: *ZigObject, elf_file: *Elf) !void {
local.flags.output_symtab = true;
local.addExtra(.{ .symtab = self.output_symtab_ctx.nlocals }, elf_file);
self.output_symtab_ctx.nlocals += 1;
self.output_symtab_ctx.strsize += @as(u32, @intCast(local.name(elf_file).len)) + 1;
self.output_symtab_ctx.strsize += @as(u32, @intCast(name.len)) + 1;
}
for (self.global_symbols.items, self.symbols_resolver.items) |index, resolv| {