+
−/* Copyright (C) 2000 Free Software Foundation, Inc.  */
+
−
+
−/* { dg-do preprocess } */
+
−/* { dg-options "-trigraphs -fdollars-in-identifiers" } */
+
−
+
−/* Test lexing of identifiers.  */
+
−
+
−/* Escaped newlines, _ and $ in identifiers.  */
+
−#def\
+
−\
+
−ine foo_
+
−
+
−#d\
+
−ef??/
+
−in\
+
−e b\
+
−a$r
+
−
+
−#ifndef foo_
+
−#error foo_
+
−#endif
+
−
+
−#ifndef ba$r
+
−#error ba$r
+
−#endif