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link/Elf.zig: ensure capacity before appending linker args.

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fixes e567abb339e1edaf5a3c86fe632522a3b8005275 "rework linker inputs"
closes https://github.com/ziglang/zig/issues/21801
This commit is contained in:
Xavier Bouchoux 2024-10-26 10:37:39 +02:00 committed by Alex Rønne Petersen
parent b1361f237a
commit 6a364b4a5e
1 changed files with 2 additions and 1 deletions
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src/link/Elf.zig
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@ -1962,7 +1962,8 @@ fn linkWithLLD(self: *Elf, arena: Allocator, tid: Zcu.PerThread.Id, prog_node: s
if (is_exe_or_dyn_lib) {
// Worst-case, we need an --as-needed argument for every lib, as well
// as one before and one after.
try argv.append("--as-needed");
try argv.ensureUnusedCapacity(2 * self.base.comp.link_inputs.len + 2);
argv.appendAssumeCapacity("--as-needed");
var as_needed = true;
for (self.base.comp.link_inputs) |link_input| switch (link_input) {