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TheRock/compiler/amd-llvm/llvm/test/tools/llvm-locstats/locstats-bytes-overflow.yaml
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94 lines
3.0 KiB
YAML

# RUN: yaml2obj %s -o %t.o
# RUN: %llvm-locstats %t.o 2>&1 | FileCheck %s
# RUN: rm %t.o
## Check that we are covering the situation when a stat field overflows.
##
## The yaml represents this DWARF:
##
## DW_TAG_compile_unit
## DW_AT_low_pc (0x0000000000000000)
## DW_AT_high_pc (0x000000000000000b)
##
## DW_TAG_subprogram
## DW_AT_low_pc (0x0000000000000000)
## DW_AT_high_pc (0xffffffffffffffff)
## DW_TAG_variable
## DW_AT_location (0x00000023:
## [0x0000000000000003, 0x0000000000000005): DW_OP_reg2 RCX)
## DW_TAG_subprogram
## DW_AT_low_pc (0x0000000000000000)
## DW_AT_high_pc (0xffffffffffffffff)
## DW_TAG_variable
## DW_AT_location (0x00000023:
## [0x0000000000000003, 0x0000000000000005): DW_OP_reg2 RCX)
# CHECK: warning: "sum_all_variables(#bytes in parent scope)" field overflowed.
# CHECK: PC ranges covered: tainted
--- !ELF
FileHeader:
Class: ELFCLASS[[BITS=64]]
Data: ELFDATA2LSB
Type: ET_EXEC
Machine: EM_X86_64
Sections:
- Name: .debug_loc
Type: SHT_PROGBITS
AddressAlign: 0x01
Content: '00000000000000000600000000000000010055000000000000000000000000000000000300000000000000050000000000000001005200000000000000000000000000000000'
- Name: .debug_ranges
Type: SHT_PROGBITS
AddressAlign: 0x01
Content: '000000000000000003000000000000000500000000000000080000000000000000000000000000000000000000000000'
DWARF:
debug_abbrev:
- Table:
- Code: 1
Tag: DW_TAG_compile_unit
Children: DW_CHILDREN_yes
Attributes:
- Attribute: DW_AT_low_pc
Form: DW_FORM_addr
- Attribute: DW_AT_high_pc
Form: DW_FORM_data8
- Code: 2
Tag: DW_TAG_subprogram
Children: DW_CHILDREN_yes
Attributes:
- Attribute: DW_AT_low_pc
Form: DW_FORM_addr
- Attribute: DW_AT_high_pc
Form: DW_FORM_data8
- Code: 3
Tag: DW_TAG_variable
Children: DW_CHILDREN_no
Attributes:
- Attribute: DW_AT_location
Form: DW_FORM_sec_offset
debug_info:
- Version: 4
AbbrOffset: 0x00
Entries:
- AbbrCode: 1 ## DW_TAG_compile_unit
Values:
- Value: 0x00 ## DW_AT_low_pc
- Value: 0x0b ## DW_AT_high_pc
- AbbrCode: 2 ## DW_TAG_subprogram
Values:
- Value: 0x00 ## DW_AT_low_pc
- Value: 0xFFFFFFFFFFFFFFFF ## DW_AT_high_pc
- AbbrCode: 3 ## DW_TAG_variable
Values:
- Value: 0x23 ## DW_AT_sec_offset
- AbbrCode: 0 ## NULL
- AbbrCode: 2 ## DW_TAG_subprogram
Values:
- Value: 0x00 ## DW_AT_low_pc
- Value: 0xFFFFFFFFFFFFFFFF ## DW_AT_high_pc
- AbbrCode: 3 ## DW_TAG_variable
Values:
- Value: 0x23 ## DW_AT_sec_offset
- AbbrCode: 0 ## NULL
- AbbrCode: 0 ## NULL