[clang] [clang][Diagnostics] Highlight code snippets (PR #66514)

[Timm Baeder via cfe-commits]

Timm =?utf-8?q?Bäder?= <tbaeder at redhat.com>,
Timm =?utf-8?q?Bäder?= <tbaeder at redhat.com>,
Timm =?utf-8?q?Bäder?= <tbaeder at redhat.com>,
Timm =?utf-8?q?Bäder?= <tbaeder at redhat.com>
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In-Reply-To: <llvm/llvm-project/pull/66514/clang at github.com>


tbaederr wrote:

One of the remaining tests fails because `PP->getIdentifierInfo()` ends up doing external lookup via `ASTReader`, which ends up emitting a diagnostic itself. Not sure what to do about that atm.

https://github.com/llvm/llvm-project/pull/66514