| /* Tests that macros that look recursive but are not are accepted. */ |
| |
| /* { dg-do preprocess } */ |
| |
| #define g(x) x |
| g(g(g(g(g(g(g)))))); /* { dg-bogus "detected recursion" } */ |
| |
| /* This macro gets longer with each loop, to thwart tests for |
| recursion based on length. */ |
| #define f(a,b,c,d,e,f,g,h,i) a(b,c,d,e,f,g,h,i,2 3 4 5) |
| f(f,f,f,f,f,f,f,f,f) /* { dg-bogus "detected recursion" } */ |
| |
| /* The above cases should be enough, but this is taken from cccp |
| sources so let's try it too. */ |
| #define foo(x,y) bar (x (y,0), y) |
| foo (foo, baz); /* { dg-bogus "detected recursion" } */ |
| |
| #define mac mac/**/ro |
| mac /* { dg-bogus "detected recursion" } */ |
| |
| #define mac2 mac2 |
| "mac2" /* { dg-bogus "detected recursion" } */ |
| |
| #define macro "macro |
| macro mac2 /* { dg-bogus "detected recursion" } */ |
