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authorRalf Jung <post@ralfj.de>2024-08-31 11:29:02 +0200
committerRalf Jung <post@ralfj.de>2024-08-31 11:29:02 +0200
commitd0aedfbb900309bb633b3ba04bf008183cfdd9a7 (patch)
treebd27610dc20d985b99393191d4a0369390b625e8 /compiler/rustc_codegen_llvm
parentfa72f0763de6bc1596208fc1419883ce5aea0de4 (diff)
downloadrust-d0aedfbb900309bb633b3ba04bf008183cfdd9a7.tar.gz
rust-d0aedfbb900309bb633b3ba04bf008183cfdd9a7.zip
interpret, codegen: tweak some comments and checks regarding Box with custom allocator
Diffstat (limited to 'compiler/rustc_codegen_llvm')
-rw-r--r--compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs b/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
index dc59e9349b0..17a9630c655 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/metadata.rs
@@ -216,6 +216,8 @@ fn build_pointer_or_reference_di_node<'ll, 'tcx>(
                     //        need to make sure that we don't break existing debuginfo consumers
                     //        by doing that (at least not without a warning period).
                     let layout_type = if ptr_type.is_box() {
+                        // The assertion at the start of this function ensures we have a ZST allocator.
+                        // We'll make debuginfo "skip" all ZST allocators, not just the default allocator.
                         Ty::new_mut_ptr(cx.tcx, pointee_type)
                     } else {
                         ptr_type