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| author | cor3ntin <corentinjabot@gmail.com> | 2024-04-28 20:25:44 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-04-28 20:25:44 +0200 |
| commit | 6dd90616c477d83c156eed62c880e951bb508cfd (patch) | |
| tree | 97249d834b0bb458a7509d5bab7abac35c000108 /clang/lib/Sema/SemaDecl.cpp | |
| parent | 216787cffc4a864e0effb165c1c32b92328a0a06 (diff) | |
| download | llvm-6dd90616c477d83c156eed62c880e951bb508cfd.zip llvm-6dd90616c477d83c156eed62c880e951bb508cfd.tar.gz llvm-6dd90616c477d83c156eed62c880e951bb508cfd.tar.bz2 | |
[Clang] Implement C++26 Attributes for Structured Bindings (P0609R3) (#89906)
https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2024/p0609r3.pdf
We support this feature in all language mode.
maybe_unused applied to a binding makes the whole declaration unused.
Diffstat (limited to 'clang/lib/Sema/SemaDecl.cpp')
| -rw-r--r-- | clang/lib/Sema/SemaDecl.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp index e0745fe9..671752b 100644 --- a/clang/lib/Sema/SemaDecl.cpp +++ b/clang/lib/Sema/SemaDecl.cpp @@ -1974,7 +1974,7 @@ static bool ShouldDiagnoseUnusedDecl(const LangOptions &LangOpts, // it is, by the bindings' expressions). bool IsAllPlaceholders = true; for (const auto *BD : DD->bindings()) { - if (BD->isReferenced()) + if (BD->isReferenced() || BD->hasAttr<UnusedAttr>()) return false; IsAllPlaceholders = IsAllPlaceholders && BD->isPlaceholderVar(LangOpts); } |