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(warn_sign_compare): Add extern to declaration.
From-SVN: r11526
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@ -479,7 +479,7 @@ extern int warn_missing_braces;
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/* Warn about comparison of signed and unsigned values. */
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int warn_sign_compare;
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extern int warn_sign_compare;
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/* Nonzero means this is a function to call to perform comptypes
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on two record types. */
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