| # 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 |
