bolt/test/X86/dwarf4-subprogram-single-gc-ranges.test

   1 # REQUIRES: system-linux
   2
   3 # RUN: llvm-mc -dwarf-version=4 -filetype=obj -triple x86_64-unknown-linux %p/Inputs/dwarf4-subprogram-single-gc-ranges-main.s -o %t1.o
   4 # RUN: %clang %cflags %t1.o -o %t.exe -Wl,-q
   5 # RUN: llvm-bolt %t.exe -o %t.bolt --update-debug-sections &> %t1.txt
   6 # RUN: llvm-dwarfdump --show-form --verbose --debug-info %t.bolt >> %t1.txt
   7 # RUN: cat %t1.txt | FileCheck --check-prefix=POSTCHECK %s
   8
   9 # This test checks BOLT correctly handles DW_TAG_subprogram with Ranges with single entry, when function was GCed.
  10
  11 # POSTCHECK: BOLT-WARNING: [internal-dwarf-error]: subprogram got GCed by the linker, DW_AT_ranges is used
  12
  13 # POSTCHECK: DW_TAG_subprogram
  14 # POSTCHECK-NEXT: DW_AT_frame_base
  15 # POSTCHECK-NEXT: DW_AT_linkage_name
  16 # POSTCHECK-SAME: _Z7doStuffi
  17 # POSTCHECK-NEXT: DW_AT_name
  18 # POSTCHECK-NEXT: DW_AT_decl_file
  19 # POSTCHECK-NEXT: DW_AT_decl_line
  20 # POSTCHECK-NEXT: DW_AT_type
  21 # POSTCHECK-NEXT: DW_AT_external
  22 # POSTCHECK-NEXT: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000)
  23 # POSTCHECK-NEXT: DW_AT_high_pc [DW_FORM_data4] (0x00000001)