1  // { dg-do preprocess }
       2  // { dg-options "-std=gnu99 -fdiagnostics-show-option -Wnormalized=nfkc" }
       3  
       4  \u00AA  // { dg-warning "`.U000000aa' is not in NFKC .-Wnormalized=." }
       1  // { dg-do preprocess }
       2  // { dg-options "-std=gnu99 -fdiagnostics-show-option -Wnormalized=nfkc" }
       3  
       4  \u00AA  // { dg-warning "`.U000000aa' is not in NFKC .-Wnormalized=." }