Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
error: unknown warning option '-Wlogical-op'; did you mean '-Wlong-long'? [-Werror,-Wunknown-warning-option]
error: unknown warning option '-Wmissing-parameter-type' [-Werror,-Wunknown-warning-option]
error: unknown warning option '-Wold-style-declaration'; did you mean '-Wout-of-line-declaration'? [-Werror,-Wunknown-warning-option]
This is the message from the error that causes the build to fail.