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[Windows] Crate '#builtins' not loaded

Status: Open.

#380 In thepowersgang/mrustc;

· multicryptobank opened on Dec 2, 2025

1.39 build on arm64 fails: <code>error[E0460]: found possibly newer version of crate </code>unwind<code> which </code>std<code> depends on</code>

Status: Open.

#378 In thepowersgang/mrustc;

· barracuda156 opened on Nov 23, 2025

rustc patch for 1.39 is incomplete for macOS

Status: Open.

#377 In thepowersgang/mrustc;

· barracuda156 opened on Nov 22, 2025

Build of 1.39.0 fails on x86_64 on <code>syntax</code> lib: <code>error:0:Type mismatch between [(); 96] and [(); 112] - sizes differ</code>

Status: Open.

#374 In thepowersgang/mrustc;

· barracuda156 opened on Nov 10, 2025

1.29: linking fails on macOS: <code>Undefined symbols for architecture x86_64: "___emutls_get_address"</code>, <code>Undefined symbols for architecture x86_64: "_ffi_call"</code>

Status: Open.

#369 In thepowersgang/mrustc;

· barracuda156 opened on Nov 7, 2025

codegen_c.cpp unconditionally uses flag which may not be supported: <code>clang: error: unknown argument: '-fno-tree-sra'</code>

Status: Open.

#368 In thepowersgang/mrustc;

· barracuda156 opened on Nov 7, 2025

Building against external LLVM

Status: Open.

#367 In thepowersgang/mrustc;

· barracuda156 opened on Nov 7, 2025

Build fails with LLVM20

Status: Open.

#365 In thepowersgang/mrustc;

· lrvick opened on Jul 29, 2025

[powerpc64le] rustc 1.74.0 built by mrustc thinks <code>u128::BITS</code> is 64

Status: Open.

#363 In thepowersgang/mrustc;

· lnikkila opened on May 18, 2025

tokio-1.43.0 doesn't compile

Status: Open.

#355 In thepowersgang/mrustc;

· realchonk opened on Jan 27, 2025

guix openssl-sys-0_9_61_H1 run failure (was: bootstrapping 1.54.0 with mrustc parallel build failure)

Status: Open.

#343 In thepowersgang/mrustc;

· apteryks opened on Dec 7, 2024

Build Fails on x32, pointer size mismatch

Status: Open.

#334 In thepowersgang/mrustc;

· gmatht opened on Sep 19, 2024