gcc/testsuite/gcc.dg/vla-18.c

   1 /* Test diagnostics for VLA whose size folds to an integer constant at
   2    file scope; the diagnostic should be a pedwarn.  PR 39605.  */
   3 /* { dg-do compile } */
   4 /* { dg-options "-std=c99 -pedantic-errors" } */
   5
   6 #define FIRST ((char*)0x80)
   7 #define LAST  ((char*)0x86)
   8
   9 static int b[LAST-FIRST]; /* { dg-error "variably modified 'b' at file scope" } */