+
−/* Test for erroneous deletion of the entire macro expansion when pruning
+
−   \r escapes.  Problem noted by DJ Delorie <dj@delorie.com>; test case
+
−   distilled from GNU libc header files.  */
+
−/* { dg-do preprocess } */
+
−
+
−#define __REDIRECT(name, proto, alias) name proto __asm__ (__ASMNAME (#alias))
+
−#define __ASMNAME(cname)  __ASMNAME2 (__USER_LABEL_PREFIX__, cname)
+
−#define __ASMNAME2(prefix, cname) __STRING (prefix) cname
+
−#define __STRING(x)    #x
+
−
+
−__REDIRECT (a, b, c)
+
−__ASMNAME2 (__USER_LABEL_PREFIX__, harumph)
+
−/* { dg-bogus "used without args" "no args, 1" { target *-*-* } .-2 } */
+
−/* { dg-bogus "used without args" "no args, 1" { target *-*-* } .-2 } */