1# REQUIRES: zlib
2
3## In this test, we check how llvm-objcopy handles compression/decompression
4## of debug sections included in a COMDAT group.
5
6# RUN: yaml2obj %p/Inputs/compress-debug-sections.yaml -o %t.o
7
8## Check compression of debug sections.
9# RUN: llvm-objcopy --compress-debug-sections %t.o %t-compressed.o
10# RUN: llvm-readobj -S --section-groups %t-compressed.o | \
11# RUN:   FileCheck %s --check-prefixes=CHECK,COMPRESS
12
13## Check zlib-gnu compression of debug sections.
14# RUN: llvm-objcopy --compress-debug-sections=zlib-gnu %t.o %t-compressed-gnu.o
15# RUN: llvm-readobj -S --section-groups %t-compressed-gnu.o | \
16# RUN:   FileCheck %s --check-prefixes=CHECK,COMPRESSZLIB
17
18## Check decompression of debug sections.
19# RUN: llvm-objcopy --decompress-debug-sections %t-compressed.o %t-decompressed.o
20# RUN: llvm-readobj --section-groups %t-decompressed.o | \
21# RUN:   FileCheck %s --check-prefixes=CHECK,DECOMPRESS
22
23## Check decompression of zlib-gnu debug sections.
24# RUN: llvm-objcopy --decompress-debug-sections %t-compressed-gnu.o %t-decompressed-gnu.o
25# RUN: llvm-readobj --section-groups %t-decompressed-gnu.o | \
26# RUN:   FileCheck %s --check-prefixes=CHECK,DECOMPRESS
27
28# COMPRESSZLIB:      Name: .zdebug_in_group
29# COMPRESSZLIB-NEXT: Type: SHT_PROGBITS
30# COMPRESSZLIB-NEXT: Flags [
31# COMPRESSZLIB-NEXT:   SHF_GROUP
32# COMPRESSZLIB-NEXT: ]
33
34# COMPRESS:      Name: .debug_in_group
35# COMPRESS-NEXT: Type: SHT_PROGBITS
36# COMPRESS-NEXT: Flags [
37# COMPRESS-NEXT:   SHF_COMPRESSED
38# COMPRESS-NEXT:   SHF_GROUP
39# COMPRESS-NEXT: ]
40
41# CHECK:           Group {
42# CHECK-NEXT:        Name: .group
43# CHECK-NEXT:        Index:
44# CHECK-NEXT:        Link:
45# CHECK-NEXT:        Info:
46# CHECK-NEXT:        Type: COMDAT
47# CHECK-NEXT:        Signature: groupname
48# CHECK-NEXT:        Section(s) in group [
49# CHECK-NEXT:          .text.in.group
50# COMPRESSZLIB-NEXT:   .zdebug_in_group
51# COMPRESS-NEXT:       .debug_in_group
52# DECOMPRESS-NEXT:     .debug_in_group
53# CHECK-NEXT:        ]
54