1  /* Test for -Wtraditional warnings for stringification of macro args.
       2     Note, gcc should omit these warnings in system header files.
       3     By Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9/8/2000.  */
       4  /* { dg-do preprocess } */
       5  /* { dg-options "-Wtraditional" } */
       6  
       7  #define foo1(h) sdf "h3" fds "h" /* { dg-warning "macro argument \"h\" would be stringified" "traditional stringification" } */
       8  #define foo2(h2) sdf "h2" fds "h3" /* { dg-warning "macro argument \"h2\" would be stringified" "traditional stringification" } */
       9  #define foo3(h3) sdf "h2" fds "h3" /* { dg-warning "macro argument \"h3\" would be stringified" "traditional stringification" } */
      10  #define foo4(h) sdf 'h3' fds 'h' /* { dg-warning "macro argument \"h\" would be stringified" "traditional stringification" } */
      11  #define foo5(h2) sdf 'h2' fds 'h3' /* { dg-warning "macro argument \"h2\" would be stringified" "traditional stringification" } */
      12  #define foo6(h3) sdf 'h2' fds 'h3' /* { dg-warning "macro argument \"h3\" would be stringified" "traditional stringification" } */
      13  #define foo7(AA, hello, world, EEE) sdf "A B hello C,world,DhelloE F" fds EEE /* { dg-warning "macro argument \"hello\" would be stringified" "traditional stringification" } */
      14  /* Catch the second warning from the above line.  */
      15  /* { dg-warning "macro argument \"world\" would be stringified" "traditional stringification second warning" { target *-*-* } .-2 } */
      16  
      17  # 19 "sys-header.h" 3
      18  /* We are in system headers now, no -Wtraditional warnings should issue.  */
      19  
      20  #define bar1(h) sdf "h3" fds "h"
      21  #define bar2(h2) sdf "h2" fds "h3"
      22  #define bar3(h3) sdf "h2" fds "h3"
      23  #define bar4(h) sdf 'h3' fds 'h'
      24  #define bar5(h2) sdf 'h2' fds 'h3'
      25  #define bar6(h3) sdf 'h2' fds 'h3'
      26  #define bar7(AA, hello, world, EEE) sdf "A B hello C,world,DhelloE F" fds EEE