gcc/testsuite/gcc.dg/pr49551.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdata-sections" } */
   3 /* { dg-skip-if "-fdata-sections not supported" { hppa*-*-hpux* nvptx-*-* } } */
   4
   5 int x = 1;
   6 int x;
   7
   8 /* { dg-final { scan-assembler-not {comm[\t ]+x} } } */