[clang] [clang-cl] Add support for [[msvc::constexpr]] C++11 attribute (PR #71300)
Erich Keane via cfe-commits
cfe-commits at lists.llvm.org
Fri Dec 8 06:21:05 PST 2023
================
@@ -2884,6 +2884,12 @@ def warn_cxx11_compat_constexpr_body_multiple_return : Warning<
InGroup<CXXPre14Compat>, DefaultIgnore;
def note_constexpr_body_previous_return : Note<
"previous return statement is here">;
+def err_ms_constexpr_not_distinct : Error<
+ "[[msvc::constexpr]] cannot be applied to a %select{constexpr|consteval}0 function %1">;
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erichkeane wrote:
> After the latest changes, this is the only `msvc::constexpr` specific diagnostic left. What do you think if we use existing diagnostic messages with `constexpr` variant instead of introducing a new diagnostic message?
I believe that is a good idea
https://github.com/llvm/llvm-project/pull/71300
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