================
@@ -457,6 +457,12 @@ def err_expansion_stmt_requires_cxx2c : Error<
"expansion statements are only supported in C++2c">;
def err_for_template : Error<
"'for template' is invalid; use 'template for' instead">;
+def ext_expansion_stmt_body_not_compound_stmt : Extension<
+ "ISO C++ requires the body of an expansion statement to be a compound
statement">,
+ InGroup<ExpansionStmtBody>;
+def ext_expansion_stmt_body_attr : Extension<
+ "ISO C++ forbids attributes before the compound statement of an expansion
statement">,
+ InGroup<ExpansionStmtBody>;
----------------
AaronBallman wrote:
> That’s true if we just look at the grammar, but I’m not sure it’s obvious to
> users that an attributed-statement is not a compound-statement... imo this is
> clearer
Strong +1; it's not a compound statement to a language lawyer, but to a user
who isn't on the standards committee, `{}` is a compound statement; that
there's an attribute before it doesn't make it any less of a compound statement.
https://github.com/llvm/llvm-project/pull/209229
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