1/* Tests that macros that look recursive but are not are accepted. */ 2 3/* { dg-do preprocess } */ 4 5#define g(x) x 6g(g(g(g(g(g(g)))))); /* { dg-bogus "detected recursion" } */ 7 8/* This macro gets longer with each loop, to thwart tests for 9 recursion based on length. */ 10#define f(a,b,c,d,e,f,g,h,i) a(b,c,d,e,f,g,h,i,2 3 4 5) 11f(f,f,f,f,f,f,f,f,f) /* { dg-bogus "detected recursion" } */ 12 13/* The above cases should be enough, but this is taken from cccp 14 sources so let's try it too. */ 15#define foo(x,y) bar (x (y,0), y) 16foo (foo, baz); /* { dg-bogus "detected recursion" } */ 17 18#define mac mac/**/ro 19mac /* { dg-bogus "detected recursion" } */ 20 21#define mac2 mac2 22"mac2" /* { dg-bogus "detected recursion" } */ 23 24#define macro "macro 25macro mac2 /* { dg-bogus "detected recursion" } */ 26