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| author | Alex Crichton <alex@alexcrichton.com> | 2015-10-31 09:41:21 -0700 |
|---|---|---|
| committer | Alex Crichton <alex@alexcrichton.com> | 2015-10-31 09:41:21 -0700 |
| commit | 858865478358c627f0485f3aef17ffb8bcfee612 (patch) | |
| tree | 4669291950a1dfd73e2025557125fce4f6c1f73f /src/rustllvm/RustWrapper.cpp | |
| parent | 1a2eaffb63aefba666f55abd992c5e2900654f06 (diff) | |
| download | rust-858865478358c627f0485f3aef17ffb8bcfee612.tar.gz rust-858865478358c627f0485f3aef17ffb8bcfee612.zip | |
std: Prevent print panics when using TLS
Currently if a print happens while a thread is being torn down it may cause a panic if the LOCAL_STDOUT TLS slot has been destroyed by that point. This adds a guard to check and prints to the process stdout if that's the case (as we do for if the slot is already borrowed). Closes #29488
Diffstat (limited to 'src/rustllvm/RustWrapper.cpp')
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