gcc/testsuite/gcc.target/s390/target-attribute/tattr-6.c

   1 /* Functional tests for the "target" attribute and pragma.  */
   2
   3 /* { dg-do compile } */
   4 /* { dg-require-effective-target target_attribute } */
   5 /* { dg-options "-mno-warn-dynamicstack" } */
   6
   7 #pragma GCC target("warn-dynamicstack")
   8 void p1(int s)
   9 {
  10   char b[s];
  11 } /* { dg-warning "uses dynamic stack allocation" } */
  12 #pragma GCC reset_options
  13
  14 #pragma GCC target("no-warn-dynamicstack")
  15 void p0(int s)
  16 {
  17   char b[s];
  18 }
  19 #pragma GCC reset_options
  20
  21 __attribute__ ((target("warn-dynamicstack")))
  22 void a1(int s)
  23 {
  24   char b[s];
  25 } /* { dg-warning "uses dynamic stack allocation" } */
  26
  27 __attribute__ ((target("no-warn-dynamicstack")))
  28 void a0(int s)
  29 {
  30   char b[s];
  31 }
  32
  33 void d(int s)
  34 {
  35   char b[s];
  36 }