~mcf/cproc

ref: 16c718729adfaf40cf22aa4efeafb0d92ef5ee3c cproc/test/builtin-constant-p.c -rw-r--r-- 85 bytes
16c71872Michael Forney Prepare for supporting architecture-specific va_list type 8 months ago
                                                                                
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int f(void);
int x = __builtin_constant_p(1+2*3);
int y = __builtin_constant_p(f());