gcc/testsuite/gcc.dg/cpp/paste12-2.c


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/* 
   { dg-options "-ftrack-macro-expansion=2" }
   { dg-do preprocess }
 */

/* Test correct diagnostics when pasting in #include.
   Source: PR preprocessor/6780.  */

#define inc2(a,b) <##a.b>  /* { dg-error "pasting '<' and 'stdio' does not" } */
#define INC(X) inc2(X,h)
#include INC(stdio)