Skip to content

[NFC] Reduce the size of test input in incompatible_dwarf_version.test #168825

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 1 commit into from
Nov 20, 2025
Merged

[NFC] Reduce the size of test input in incompatible_dwarf_version.test #168825

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
50 changes: 45 additions & 5 deletions llvm/test/tools/llvm-dwp/X86/incompatible_dwarf_version.test
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,6 +1,46 @@
RUN: rm -rf %t && mkdir -p %t && cd %t
RUN: llvm-mc --triple=x86_64-unknown-linux --filetype=obj --split-dwarf-file=%t/main_v5.dwo -dwarf-version=5 %p/../Inputs/overflow/main_v5.s -o %t/main_v5.o
RUN: llvm-mc --triple=x86_64-unknown-linux --filetype=obj --split-dwarf-file=%t/debug_info_v4.dwo -dwarf-version=4 %p/../Inputs/overflow/debug_info_v4.s -o %t/debug_info_v4.o
RUN: not llvm-dwp %t/main_v5.dwo %t/debug_info_v4.dwo -o main.dwp 2>&1 | FileCheck %s
RUN: rm -rf %t && split-file %s %t && cd %t
RUN: llvm-mc --triple=x86_64-unknown-linux --filetype=obj --split-dwarf-file=%t/v5.dwo -dwarf-version=5 %t/v5.s -o %t/v5.o
RUN: llvm-mc --triple=x86_64-unknown-linux --filetype=obj --split-dwarf-file=%t/v4.dwo -dwarf-version=4 %t/v4.s -o %t/v4.o
RUN: not llvm-dwp %t/v5.dwo %t/v4.dwo -o main.dwp 2>&1 | FileCheck %s

CHECK: error: incompatible DWARF compile unit version: {{.*}}debug_info_v4.dwo (version 4) and {{.*}}main_v5.dwo (version 5)
CHECK: error: incompatible DWARF compile unit version: {{.*}}v4.dwo (version 4) and {{.*}}v5.dwo (version 5)

#--- v5.s
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end2-.Ldebug_info_dwo_start2 # Length of Unit
.Ldebug_info_dwo_start2:
.short 5 # DWARF version number
.byte 5 # DWARF Unit Type (DW_UT_split_compile)
.byte 8 # Address Size (in bytes)
.long 0 # Offset Into Abbrev. Section
.quad 1152943841751211454
.byte 1 # Abbrev [1] DW_TAG_compile_unit
.Ldebug_info_dwo_end2:
.section .debug_abbrev.dwo,"e",@progbits
.byte 1 # Abbreviation Code
.byte 17 # DW_TAG_compile_unit
.byte 0 # DW_CHILDREN_no
.byte 0 # EOM(1)
.byte 0 # EOM(2)
.byte 2 # Abbreviation Code
.byte 65 # DW_TAG_type_unit
.byte 1 # DW_CHILDREN_yes
.byte 0 # EOM
.byte 0 # EOM
.byte 4 # Abbreviation Code
.byte 65 # DW_TAG_type_unit
.byte 1 # DW_CHILDREN_yes
.byte 0 # EOM
.byte 0 # EOM
.byte 0 # EOM

#--- v4.s
.section .debug_info.dwo,"e",@progbits
.long .Ldebug_info_dwo_end2-.Ldebug_info_dwo_start2 # Length of Unit
.Ldebug_info_dwo_start2:
.short 4 # DWARF version number
.long 0 # Offset Into Abbrev. Section
.byte 8 # Address Size (in bytes)
.byte 1 # Abbrev [1] DW_TAG_compile_unit
.quad -6619898858003450627 # DW_AT_GNU_dwo_id
.Ldebug_info_dwo_end2: