diff options
Diffstat (limited to 'compiler/rustc_hir_analysis/src')
| -rw-r--r-- | compiler/rustc_hir_analysis/src/hir_ty_lowering/cmse.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/compiler/rustc_hir_analysis/src/hir_ty_lowering/cmse.rs b/compiler/rustc_hir_analysis/src/hir_ty_lowering/cmse.rs index 5088c63702e..7867c1c3b48 100644 --- a/compiler/rustc_hir_analysis/src/hir_ty_lowering/cmse.rs +++ b/compiler/rustc_hir_analysis/src/hir_ty_lowering/cmse.rs @@ -85,6 +85,12 @@ pub(crate) fn validate_cmse_abi<'tcx>( return; }; + // An `extern "cmse-nonsecure-entry"` function cannot be c-variadic. We run + // into https://github.com/rust-lang/rust/issues/132142 if we don't explicitly bail. + if decl.c_variadic { + return; + } + match is_valid_cmse_inputs(tcx, fn_sig) { Ok(Ok(())) => {} Ok(Err(index)) => { |