main/gcc/testsuite/g++.dg/debug/dwarf2/auto1.C

   1 // PR c++/53756
   2 // { dg-do compile { target c++1y } }
   3 // { dg-options "-g -dA -fno-debug-types-section" }
   4 // We're looking for something like
   5
   6 // .uleb128 0x3    # (DIE (0x33) DW_TAG_subprogram)
   7 // .ascii "a1\0"   # DW_AT_name
   8 // .long   0x4c    # DW_AT_type
   9 //...
  10 // .uleb128 0x5    # (DIE (0x4c) DW_TAG_unspecified_type)
  11 // .long   .LASF6  # DW_AT_name: "auto"
  12 //...
  13 // .uleb128 0x7    # (DIE (0x57) DW_TAG_subprogram)
  14 // .long   0x33    # DW_AT_specification
  15 // .long   0x87    # DW_AT_type
  16 //...
  17 // .uleb128 0x9    # (DIE (0x87) DW_TAG_base_type)
  18 // .ascii "int\0"  # DW_AT_name
  19
  20 // { dg-final { scan-assembler "a1.*(0x\[0-9a-f]+)\[^\n\r]*DW_AT_type.*\\1. DW_TAG_unspecified_type.*DW_AT_specification\[\n\r]{1,2}\[^\n\r]*(0x\[0-9a-f]+)\[^\n\r]*DW_AT_type.*\\2. DW_TAG_base_type" } }
  21
  22 struct A
  23 {
  24   auto a1 () { return 42; }
  25 };
  26
  27 int main()
  28 {
  29   A a;
  30   a.a1();
  31 }