gcc/testsuite/gdc.test/fail_compilation/test22709.d

   1 /*
   2 REQUIRED_ARGS: -preview=dip1000
   3 TEST_OUTPUT:
   4 ---
   5 fail_compilation/test22709.d(15): Error: address of variable `local` assigned to `arr` with longer lifetime
   6 fail_compilation/test22709.d(20): Error: address of variable `local` assigned to `arr` with longer lifetime
   7 ---
   8 */
   9
  10 // https://issues.dlang.org/show_bug.cgi?id=22709
  11 @safe:
  12
  13 void escape(ref ubyte[] arr, ref ubyte[64] local)
  14 {
  15     arr = local[];
  16 }
  17
  18 void escape1(ref ubyte[64] local, ref ubyte[] arr)
  19 {
  20     arr = local[];
  21 }
  22
  23 ubyte[] getArr()
  24 {
  25     ubyte[64] blob;
  26     ubyte[] arr;
  27     escape(arr, blob[]);
  28     return arr;
  29 }