(duplicate_decls): Always warn when const declaration follows
non-const one for variables. From-SVN: r7076
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@ -1593,10 +1593,16 @@ duplicate_decls (newdecl, olddecl)
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&& !TREE_PUBLIC (newdecl))
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warning_with_decl (newdecl, "static declaration for `%s' follows non-static");
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/* Warn when const declaration follows a non-const
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declaration, but not for functions. */
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if (TREE_CODE (olddecl) != FUNCTION_DECL
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&& !TREE_READONLY (olddecl)
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&& TREE_READONLY (newdecl))
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warning_with_decl (newdecl, "const declaration for `%s' follows non-const");
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/* These bits are logically part of the type, for variables.
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But not for functions
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(where qualifiers are not valid ANSI anyway). */
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if (pedantic && TREE_CODE (olddecl) != FUNCTION_DECL
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else if (pedantic && TREE_CODE (olddecl) != FUNCTION_DECL
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&& (TREE_READONLY (newdecl) != TREE_READONLY (olddecl)
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|| TREE_THIS_VOLATILE (newdecl) != TREE_THIS_VOLATILE (olddecl)))
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pedwarn_with_decl (newdecl, "type qualifiers for `%s' conflict with previous decl");
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