gcc/testsuite/gcc.target/i386/pr58066.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target tls_native } */
   3 /* { dg-require-effective-target fpic } */
   4 /* { dg-options "-fPIC -fomit-frame-pointer -O2 -fdump-rtl-final" } */
   5
   6 /* Check whether the stack frame starting addresses of tls expanded calls
   7    in foo and goo are 16bytes aligned.  */
   8 static __thread char ccc1;
   9 void* foo()
  10 {
  11  return &ccc1;
  12 }
  13
  14 __thread char ccc2;
  15 void* goo()
  16 {
  17  return &ccc2;
  18 }
  19
  20 /* { dg-final { scan-rtl-dump "Function foo.*set\[^\r\n\]*sp\\)\[\r\n\]\[^\r\n\]*plus\[^\r\n\]*sp\\)\[\r\n\]\[^\r\n\]*const_int -8.*UNSPEC_TLS.*Function goo" "final" } } */
  21 /* { dg-final { scan-rtl-dump "Function goo.*set\[^\r\n\]*sp\\)\[\r\n\]\[^\r\n\]*plus\[^\r\n\]*sp\\)\[\r\n\]\[^\r\n\]*const_int -8.*UNSPEC_TLS" "final" } } */