ref: f95956fa753b147c2e78b1659f1c55ac8a0e50e6
dir: /cc1/tests/test029.c/
/* name: TEST029 description: Test of nested expansion and refusing macro without arguments comments: f(2) will expand to 2*g, which will expand to 2*f, and in this moment f will not be expanded because the macro definition is a function alike macro, and in this case there is no arguments. error: test029.c:37: error: redefinition of 'f1' test029.c:38: error: 'f' undeclared output: F2 I G3 F2 f1 { \ A4 I f A4 #I2 *I } */ #define f(a) a*g #define g f int f1(void) { int f; f(2); } int f1(void) { f(2); }