gcc/testsuite/g++.dg/cpp1y/digit-sep-neg.C

   1 // { dg-do compile { target c++14 } }
   2
   3 int
   4 main()
   5 {
   6   int i = 0;
   7   i = 1048''576; // { dg-error "adjacent digit separators" }
   8   i = 0X'100000; // { dg-error "digit separator after base indicator" }
   9   i = 0x'100000; // { dg-error "digit separator after base indicator" }
  10   i = 0004''000'000; // { dg-error "adjacent digit separators" }
  11   i = 0B1'0'0'0'0'0'0'0'0'0'0'0'0'0'0'0'0'0'0'0'0; // OK
  12   i = 0b'0001'0000'0000'0000'0000'0000; // { dg-error "digit separator after base indicator" }
  13   i = 0b0001'0000'0000'0000'0000'0000'; // { dg-error "missing terminating" }
  14   unsigned u = 0b0001'0000'0000'0000'0000'0000'U; // { dg-error "digit separator outside digit sequence" }
  15
  16   double d = 0.0;
  17   d = 1'.602'176'565e-19; // { dg-error "digit separator adjacent to decimal point" }
  18   d = 1.'602'176'565e-19; // { dg-error "digit separator adjacent to decimal point" }
  19   d = 1.602''176'565e-19; // { dg-error "adjacent digit separators" }
  20   d = 1.602'176'565'e-19; // { dg-error "digit separator adjacent to exponent" }
  21   d = 1.602'176'565e'-19; // { dg-error "missing terminating" }
  22   d = 1.602'176'565e-'19; // { dg-error "digit separator adjacent to exponent" }
  23   d = 1.602'176'565e-1'9; // OK
  24   d = 1.602'176'565e-19'; // { dg-error "missing terminating" }
  25   float f = 1.602'176'565e-19'F; // { dg-error "digit separator outside digit sequence" }
  26 }
  27
  28 // { dg-error "exponent has no digits" "exponent has no digits" { target *-*-* } 21 }
  29 // { dg-error "expected ';' before" "expected ';' before" { target *-*-* } 14 }
  30 // { dg-error "expected ';' before" "expected ';' before" { target *-*-* } 25 }