https://github.com/zwuis created https://github.com/llvm/llvm-project/pull/218229
None >From 961856253f029abce30a327a72be9f713d06da61 Mon Sep 17 00:00:00 2001 From: Yanzuo Liu <[email protected]> Date: Sun, 23 Aug 2026 19:23:02 +0800 Subject: [PATCH] release/23.x: [clang] Add release notes for #212122 --- clang/docs/ReleaseNotes.md | 3 +++ 1 file changed, 3 insertions(+) diff --git a/clang/docs/ReleaseNotes.md b/clang/docs/ReleaseNotes.md index 59576a299c593..17cf79d648a70 100644 --- a/clang/docs/ReleaseNotes.md +++ b/clang/docs/ReleaseNotes.md @@ -159,6 +159,9 @@ latest release, please see the [Clang Web Site](https://clang.llvm.org) or the - Fixed Itanium mangling for lambdas in default member initializers of local classes to use `<local-name>` encoding, preventing mangling collisions between distinct local classes. +- For `x86_64-windows-msvc` targets, Clang now aligns global variables using the MSVC size‑based alignment scheme instead of the x86‑64 psABI "large array" promotion rule. + This makes alignment behavior fully compatible with MSVC and fixes incorrect over‑alignment / under‑alignment of globals. + `-fclang-abi-compat=22` restores the previous behavior. (#GH196071), (#GH171855) ### AST Dumping Potentially Breaking Changes _______________________________________________ llvm-branch-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
