debug_expr_convert.s 5.11 KB
# RUN: llvm-mc %s -filetype obj -triple x86_64-pc-linux -o %t.o
# RUN: llvm-dwarfdump %t.o | FileCheck %s
# RUN: not llvm-dwarfdump -verify %t.o

# CHECK: DW_AT_location  (DW_OP_addr 0x{{[0-9a-f]+}}, DW_OP_convert <invalid base_type ref: 0x{{[0-9a-f]+}}>, DW_OP_convert (0x{{[0-9a-f]+}}) "DW_ATE_signed_32")

	.text
	.file	"dbg.g.c"
	.file	1 "/tmp/dbg.g.c"
	.type	global,@object          # @global
	.data
	.globl	global
	.p2align	2
global:
	.long	255                     # 0xff
	.size	global, 4

	.section	.debug_str,"MS",@progbits,1
.Linfo_string0:
	.asciz	"clang version 9.0.0 (trunk 354265) (llvm/trunk 354264)" # string offset=0
.Linfo_string1:
	.asciz	"dbg.g.c"               # string offset=55
.Linfo_string2:
	.asciz	"/tmp"                  # string offset=63
.Linfo_string3:
	.asciz	"global"                # string offset=68
.Linfo_string4:
	.asciz	"int"                   # string offset=75
.Linfo_string5:
	.asciz	"DW_ATE_signed_32"      # string offset=79
.Linfo_string6:
	.asciz	"DW_ATE_signed_8"       # string offset=96
	.section	.debug_abbrev,"",@progbits
	.byte	1                       # Abbreviation Code
	.byte	17                      # DW_TAG_compile_unit
	.byte	1                       # DW_CHILDREN_yes
	.byte	37                      # DW_AT_producer
	.byte	14                      # DW_FORM_strp
	.byte	19                      # DW_AT_language
	.byte	5                       # DW_FORM_data2
	.byte	3                       # DW_AT_name
	.byte	14                      # DW_FORM_strp
	.byte	16                      # DW_AT_stmt_list
	.byte	23                      # DW_FORM_sec_offset
	.byte	27                      # DW_AT_comp_dir
	.byte	14                      # DW_FORM_strp
	.byte	0                       # EOM(1)
	.byte	0                       # EOM(2)
	.byte	2                       # Abbreviation Code
	.byte	36                      # DW_TAG_base_type
	.byte	0                       # DW_CHILDREN_no
	.byte	3                       # DW_AT_name
	.byte	14                      # DW_FORM_strp
	.byte	62                      # DW_AT_encoding
	.byte	11                      # DW_FORM_data1
	.byte	11                      # DW_AT_byte_size
	.byte	11                      # DW_FORM_data1
	.byte	0                       # EOM(1)
	.byte	0                       # EOM(2)
	.byte	3                       # Abbreviation Code
	.byte	52                      # DW_TAG_variable
	.byte	0                       # DW_CHILDREN_no
	.byte	3                       # DW_AT_name
	.byte	14                      # DW_FORM_strp
	.byte	73                      # DW_AT_type
	.byte	19                      # DW_FORM_ref4
	.byte	63                      # DW_AT_external
	.byte	25                      # DW_FORM_flag_present
	.byte	58                      # DW_AT_decl_file
	.byte	11                      # DW_FORM_data1
	.byte	59                      # DW_AT_decl_line
	.byte	11                      # DW_FORM_data1
	.byte	2                       # DW_AT_location
	.byte	24                      # DW_FORM_exprloc
	.byte	0                       # EOM(1)
	.byte	0                       # EOM(2)
	.byte	0                       # EOM(3)
	.section	.debug_info,"",@progbits
.Lcu_begin0:
	.long	.Ldebug_info_end0-.Ldebug_info_start0 # Length of Unit
.Ldebug_info_start0:
	.short	4                       # DWARF version number
	.long	.debug_abbrev           # Offset Into Abbrev. Section
	.byte	8                       # Address Size (in bytes)
	.byte	1                       # Abbrev [1] 0xb:0x48 DW_TAG_compile_unit
	.long	.Linfo_string0          # DW_AT_producer
	.short	12                      # DW_AT_language
	.long	.Linfo_string1          # DW_AT_name
	.long	.Lline_table_start0     # DW_AT_stmt_list
	.long	.Linfo_string2          # DW_AT_comp_dir
	.byte	2                       # Abbrev [2] 0x1e:0x7 DW_TAG_base_type
	.long	.Linfo_string6          # DW_AT_name
	.byte	5                       # DW_AT_encoding
	.byte	1                       # DW_AT_byte_size
	.byte	2                       # Abbrev [2] 0x25:0x7 DW_TAG_base_type
	.long	.Linfo_string5          # DW_AT_name
	.byte	5                       # DW_AT_encoding
	.byte	4                       # DW_AT_byte_size
	.byte	3                       # Abbrev [3] 0x2c:0x1f DW_TAG_variable
	.long	.Linfo_string3          # DW_AT_name
	.long	75                      # DW_AT_type
                                        # DW_AT_external
	.byte	1                       # DW_AT_decl_file
	.byte	1                       # DW_AT_decl_line
	.byte	19                      # DW_AT_location
	.byte	3
	.quad	global
	.byte	168
	.asciz	"\235\200\200"  ### This offset is off by one to test the invalid base_type ref printout
	.byte	168
	.asciz	"\245\200\200"
	.byte	2                       # Abbrev [2] 0x4b:0x7 DW_TAG_base_type
	.long	.Linfo_string4          # DW_AT_name
	.byte	5                       # DW_AT_encoding
	.byte	4                       # DW_AT_byte_size
	.byte	0                       # End Of Children Mark
.Ldebug_info_end0:
	.section	.debug_macinfo,"",@progbits
	.byte	0                       # End Of Macro List Mark

	.ident	"clang version 9.0.0 (trunk 354265) (llvm/trunk 354264)"
	.section	".note.GNU-stack","",@progbits
	.section	.debug_line,"",@progbits
.Lline_table_start0: