gcc/testsuite/gcc.target/s390/hotpatch-4.c

   1 /* Functional tests for the function hotpatching feature.  */
   2
   3 /* { dg-do run } */
   4 /* { dg-options "-O3 -mzarch -mhotpatch --save-temps" } */
   5
   6 #include <stdio.h>
   7
   8 inline void hp1(void)
   9 {
  10   printf("hello, world!\n");
  11 }
  12
  13 __attribute__ ((always_inline))
  14 void hp2(void) /* { dg-warning "always_inline function might not be inlinable" } */
  15 {
  16   printf("hello, world!\n");
  17 } /* { dg-warning "function 'hp2' with the 'always_inline' attribute is not hotpatchable" } */
  18
  19 int main (void)
  20 {
  21   return 0;
  22 }
  23
  24 /* Check number of occurences of certain instructions.  */
  25 /* { dg-final { scan-assembler-not "nopr\t%r7" } } */
  26 /* { dg-final { scan-assembler-not "nop\t0" } } */