[clang] [clang] Expose -fdiagnostics-show-inlining-chain to clang-cl (PR #192241)

[Nico Weber via cfe-commits]

https://github.com/nico created https://github.com/llvm/llvm-project/pull/192241

None

>From 4ac5017430ef3fc30c217db98ef4baa05ab27c0d Mon Sep 17 00:00:00 2001
From: Nico Weber <thakis at chromium.org>
Date: Wed, 15 Apr 2026 07:34:07 -0400
Subject: [PATCH] [clang] Expose -fdiagnostics-show-inlining-chain to clang-cl

Add CLOption visibility so that clang-cl accepts
-fdiagnostics-show-inlining-chain and -fno-diagnostics-show-inlining-chain.
---
 clang/include/clang/Options/Options.td | 4 ++--
 clang/test/Driver/cl-options.c         | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/clang/include/clang/Options/Options.td b/clang/include/clang/Options/Options.td
index 96ecc8fbdeb83..5673fb0c47d5b 100644
--- a/clang/include/clang/Options/Options.td
+++ b/clang/include/clang/Options/Options.td
@@ -2239,10 +2239,10 @@ defm diagnostics_show_note_include_stack : BoolFOption<"diagnostics-show-note-in
 defm diagnostics_show_inlining_chain
     : BoolFOption<"diagnostics-show-inlining-chain",
                   CodeGenOpts<"ShowInliningChain">, DefaultFalse,
-                  PosFlag<SetTrue, [], [ClangOption, CC1Option],
+                  PosFlag<SetTrue, [], [ClangOption, CLOption, CC1Option],
                           "Show inlining chain notes for "
                           "[[gnu::warning/error]] diagnostics">,
-                  NegFlag<SetFalse, [], [ClangOption, CC1Option]>>;
+                  NegFlag<SetFalse, [], [ClangOption, CLOption, CC1Option]>>;
 def fdiagnostics_format_EQ : Joined<["-"], "fdiagnostics-format=">, Group<f_clang_Group>;
 def fdiagnostics_show_category_EQ : Joined<["-"], "fdiagnostics-show-category=">, Group<f_clang_Group>;
 def fdiagnostics_show_template_tree : Flag<["-"], "fdiagnostics-show-template-tree">,
diff --git a/clang/test/Driver/cl-options.c b/clang/test/Driver/cl-options.c
index b77a6cd6eb21f..919a926cd7e66 100644
--- a/clang/test/Driver/cl-options.c
+++ b/clang/test/Driver/cl-options.c
@@ -716,6 +716,8 @@
 // RUN:     -ffile-compilation-dir=. \
 // RUN:     -fdiagnostics-parseable-fixits \
 // RUN:     -fdiagnostics-absolute-paths \
+// RUN:     -fdiagnostics-show-inlining-chain \
+// RUN:     -fno-diagnostics-show-inlining-chain \
 // RUN:     -ferror-limit=10 \
 // RUN:     -fident \
 // RUN:     -fno-ident \