gcc/testsuite/c-c++-common/auto-init-4.c

   1 /* Verify pattern initialization for floating point type automatic variables.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-ftrivial-auto-var-init=pattern -fdump-tree-gimple" } */
   4
   5 long double result;
   6
   7 long double foo()
   8 {
   9   float temp1;
  10   double temp2;
  11   long double temp3;
  12
  13   result = temp1 + temp2 + temp3;
  14   return result;
  15 }
  16
  17 /* { dg-final { scan-tree-dump "temp1 = .DEFERRED_INIT \\(4, 1, \&\"temp1\"" "gimple" } } */
  18 /* { dg-final { scan-tree-dump "temp2 = .DEFERRED_INIT \\(8, 1, \&\"temp2\"" "gimple" } } */
  19 /* { dg-final { scan-tree-dump "temp3 = .DEFERRED_INIT \\((8|12|16), 1, \&\"temp3\"" "gimple" } } */