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authorbors <bors@rust-lang.org>2024-10-08 07:08:41 +0000
committerbors <bors@rust-lang.org>2024-10-08 07:08:41 +0000
commitcf24c73141a77db730f4b7fda69dcd7e8b113b51 (patch)
tree036b31c635fb5651cefd0f859046e5a174f8aef2 /compiler/rustc_mir_transform/src/errors.rs
parente6c46db4e9fd11e3183c397a59d946731034ede6 (diff)
parentacd64fa0d9e5c17de02a5b2a592163a377e33bcc (diff)
downloadrust-cf24c73141a77db730f4b7fda69dcd7e8b113b51.tar.gz
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Auto merge of #126733 - ZhuUx:llvm-19-adapt, r=Zalathar
[Coverage][MCDC] Adapt mcdc to llvm 19

Related issue: #126672

Also finish task 4 at #124144

[llvm #82448](https://github.com/llvm/llvm-project/pull/82448) has introduced some break changes into mcdc, causing incompatibility between llvm 18 and 19. This draft adapts to that change and gives up supporting for llvm-18.
Diffstat (limited to 'compiler/rustc_mir_transform/src/errors.rs')
-rw-r--r--compiler/rustc_mir_transform/src/errors.rs8
1 files changed, 8 insertions, 0 deletions
diff --git a/compiler/rustc_mir_transform/src/errors.rs b/compiler/rustc_mir_transform/src/errors.rs
index fa279ace431..8b309147c64 100644
--- a/compiler/rustc_mir_transform/src/errors.rs
+++ b/compiler/rustc_mir_transform/src/errors.rs
@@ -89,6 +89,14 @@ pub(crate) struct FnItemRef {
     pub ident: String,
 }
 
+#[derive(Diagnostic)]
+#[diag(mir_transform_exceeds_mcdc_test_vector_limit)]
+pub(crate) struct MCDCExceedsTestVectorLimit {
+    #[primary_span]
+    pub(crate) span: Span,
+    pub(crate) max_num_test_vectors: usize,
+}
+
 pub(crate) struct MustNotSupend<'a, 'tcx> {
     pub tcx: TyCtxt<'tcx>,
     pub yield_sp: Span,