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(finish_decl): TREE_ASM_WRITTEN says if duplicate_decls modified declaration to...

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(finish_decl): TREE_ASM_WRITTEN says if duplicate_decls modified
declaration to match an outside file scope declaration.

From-SVN: r11264
This commit is contained in:
Richard Kenner 1996-02-13 17:47:16 -05:00
parent f6135b207a
commit e3b776dcc4
1 changed files with 8 additions and 5 deletions
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13
gcc/c-decl.c
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@ -3734,10 +3734,11 @@ finish_decl (decl, init, asmspec_tree)
Also if it is not file scope.
Otherwise, let it through, but if it is not `extern'
then it may cause an error message later. */
/* We must use DECL_CONTEXT instead of current_binding_level,
because a duplicate_decls call could have changed the binding
level of this decl. */
(DECL_INITIAL (decl) != 0 || DECL_CONTEXT (decl) != 0)
/* A duplicate_decls call could have changed an extern
declaration into a file scope one. This can be detected
by TREE_ASM_WRITTEN being set. */
(DECL_INITIAL (decl) != 0
|| DECL_CONTEXT (decl) != 0 && ! TREE_ASM_WRITTEN (decl))
:
/* An automatic variable with an incomplete type
is an error. */
@ -3779,7 +3780,9 @@ finish_decl (decl, init, asmspec_tree)
end_temporary_allocation ();
/* This is a no-op in c-lang.c or something real in objc-actions.c. */
maybe_objc_check_decl (decl);
rest_of_decl_compilation (decl, asmspec, DECL_CONTEXT (decl) == 0,
rest_of_decl_compilation (decl, asmspec,
(DECL_CONTEXT (decl) == 0
|| TREE_ASM_WRITTEN (decl)),
0);
pop_obstacks ();
}