1  /* Test for redefining macros with insignificant (i.e. whitespace)
       2     differences.  */
       3  
       4  /* { dg-do preprocess } */
       5  
       6  #define foo bar
       7  #define /* x */ foo /* x */ bar /* x */
       8  /* { dg-bogus "redefined" "foo redefined"	{ target *-*-* } .-1 } */
       9  /* { dg-bogus "previous def" "foo prev def"	{ target *-*-* } .-3 } */
      10  
      11  #define quux(thud) a one and a thud and a two /* { dg-line quux_def_1 } */
      12  #define /**/ quux( thud ) /**/ a one and a /**/ thud /**/ and /**/ a two /* { dg-line quux_def_2 } */
      13  /* { dg-bogus "redefined" "quux redefined"	{ target *-*-* } quux_def_2 } */
      14  /* { dg-bogus "previous def" "quux prev def"	{ target *-*-* } quux_def_1 } */
      15  
      16  #define quux(thud) a one	and a thud and a 	two /* bah */ /* { dg-line quux_def_3 } */
      17  /* { dg-bogus "redefined" "quux redefined"	{ target *-*-* } quux_def_3 } */
      18  /* { dg-bogus "previous def" "quux prev def"	{ target *-*-* } quux_def_2 } */