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> @itemx -Wstrict-aliasing=@var{n}
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< 
< @option{-Wstrict-aliasing} is equivalent to @option{-Wstrict-aliasing=3}.
< 
< This warning is enabled by @option{-Wall}.
< 
< @item -Wstrict-aliasing=n
< @opindex Wstrict-aliasing=n
< @opindex Wno-strict-aliasing=n
< This option is only active when @option{-fstrict-aliasing} is active.
< It warns about code that might break the strict aliasing rules that the
< compiler is using for optimization.
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> 
> @option{-Wstrict-aliasing=3} is enabled by @option{-Wall}.