group-reorder.test
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# RUN: yaml2obj %s > %t.o
# RUN: llvm-objcopy %t.o %t.2.o
# RUN: llvm-readelf --elf-section-groups --sections %t.o | FileCheck %s --check-prefix=IN
# RUN: llvm-readelf --elf-section-groups --sections %t.2.o | FileCheck %s --check-prefix=OUT
# In this test, .group gets moved to the beginning. Run readelf -gS on input as
# well as output to make sure it really moved, as well as to verify that we
# aren't purely sorting based on offsets (it gets moved to the beginning
# despite having a larger offset).
# IN: There are 7 section headers, starting at offset 0x160:
# IN: [Nr] Name Type Address Off Size
# IN-NEXT: [ 0] NULL 0000000000000000 000000 000000
# IN-NEXT: [ 1] .foo PROGBITS 0000000000000000 000040 000040
# IN-NEXT: [ 2] .group GROUP 0000000000000000 000080 000008
# IN-NEXT: [ 3] .bar PROGBITS 0000000000000000 000088 000040
# IN: COMDAT group section [ 2] `.group' [bar] contains 1 sections:
# IN-NEXT: [Index] Name
# IN-NEXT: [ 3] .bar
# OUT: There are 7 section headers, starting at offset 0x160:
# OUT: [Nr] Name Type Address Off Size
# OUT-NEXT: [ 0] NULL 0000000000000000 000000 000000
# OUT-NEXT: [ 1] .group GROUP 0000000000000000 000040 000008
# OUT-NEXT: [ 2] .foo PROGBITS 0000000000000000 000048 000040
# OUT-NEXT: [ 3] .bar PROGBITS 0000000000000000 000088 000040
# OUT: COMDAT group section [ 1] `.group' [bar] contains 1 sections:
# OUT-NEXT: [Index] Name
# OUT-NEXT: [ 3] .bar
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_REL
Machine: EM_X86_64
Sections:
- Name: .foo
Type: SHT_PROGBITS
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
Size: 64
- Name: .group
Type: SHT_GROUP
Link: .symtab
Info: bar
Members:
- SectionOrType: GRP_COMDAT
- SectionOrType: .bar
- Name: .bar
Type: SHT_PROGBITS
Flags: [ SHF_ALLOC, SHF_EXECINSTR, SHF_GROUP ]
Size: 64
Symbols:
- Name: .foo
Type: STT_SECTION
Section: .foo
- Name: .bar
Type: STT_SECTION
Section: .bar
- Name: bar
Type: STT_FUNC
Section: .foo