gccrs: Prevent warning on "unreachable" items - #4785
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Items declared in a block expression can't be unreachable. gcc/rust/ChangeLog: * hir/rust-ast-lower.cc (ASTLoweringBlock::visit): Check if a statement is an item before warning. gcc/testsuite/ChangeLog: * rust/compile/unreachable.rs: New test. Signed-off-by: Owen Avery <powerboat9.gamer@gmail.com>
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Items declared in a block expression can't be unreachable.