gcc/testsuite/gcc.dg/pr87052.c

   1 /* PR middle-end/87052 - STRING_CST printing incomplete in Gimple dumps
   2    { dg-do compile }
   3    { dg-options "-fdump-tree-gimple" } */
   4
   5 void sink (const void*, ...);
   6
   7 void test (void)
   8 {
   9   const char a[3] = "\000ab";
  10
  11   /* Expect the following in the dump:
  12      a = "\x00ab"; */
  13
  14   const char b[] = { 'a', 0, 'b', 'c' };
  15
  16   /* Expect the following:
  17      b = "a\x00bc"; */
  18
  19   const char c[] = "";
  20
  21   /* Expect the following:
  22      c = ""; */
  23
  24   const char d[0] = { };
  25
  26   /* Expect nothing.  */
  27
  28   const char e[0] = "";
  29
  30   /* Expect nothing.  */
  31
  32   sink (a, b, c, d, e);
  33 }
  34
  35 /* { dg-final { scan-tree-dump-times "a = \"\\\\x00ab\";" 1 "gimple" } }
  36    { dg-final { scan-tree-dump-times "b = \"a\\\\x00bc\";"  1 "gimple" } }
  37    { dg-final { scan-tree-dump-times "c = \"\";"  1 "gimple" } }
  38    { dg-final { scan-tree-dump-times "d = "  1 "gimple" } }
  39    { dg-final { scan-tree-dump-times "d = {CLOBBER\\(eos\\)}"  1 "gimple" } }
  40    { dg-final { scan-tree-dump-times "e = "  1 "gimple" } }
  41    { dg-final { scan-tree-dump-times "e = {CLOBBER\\(eos\\)}"  1 "gimple" } }  */