4a73d9a Replace strcmp(var, "") with strlen(var) to workaround Clang bug 20144.

Authored and Committed by pspacek 8 years ago
    Replace strcmp(var, "") with strlen(var) to workaround Clang bug 20144.
    
    https://llvm.org/bugs/show_bug.cgi?id=20144
    
        
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