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This patch fixes PR 34985. The problem here is that the USED flag was not being copied from the old to the new decl when merging two decls. Bootstrapped and regression tested on x86_64-unknown-linu-gnu. OK to commit? 2008-02-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org PR34985 * c-decl.c (merge_decls): Merge USED flags. cp/ * decl.c (duplicate_decls): Merge USED flags. testsuite/ * gcc.dg/pr34985.c: New. * g++.dg/warn/pr34985.C: New
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