nikic wrote:
This causes test failures on big endian:
```
******************** TEST 'LLVM :: DebugInfo/X86/debug-info-constexpr-array.ll'
FAILED ********************
Exit Code: 1
Command Output (stdout):
--
# RUN: at line 1
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/bin/llc
-mtriple=x86_64-linux-gnu -filetype=obj
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/test/DebugInfo/X86/debug-info-constexpr-array.ll
-o
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/test/DebugInfo/X86/Output/debug-info-constexpr-array.ll.tmp
# executed command:
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/bin/llc
-mtriple=x86_64-linux-gnu -filetype=obj
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/test/DebugInfo/X86/debug-info-constexpr-array.ll
-o
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/test/DebugInfo/X86/Output/debug-info-constexpr-array.ll.tmp
# note: command had no output on stdout or stderr
# RUN: at line 2
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/bin/llvm-dwarfdump
--debug-info
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/test/DebugInfo/X86/Output/debug-info-constexpr-array.ll.tmp
|
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/bin/FileCheck
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/test/DebugInfo/X86/debug-info-constexpr-array.ll
# executed command:
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/bin/llvm-dwarfdump
--debug-info
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/test/DebugInfo/X86/Output/debug-info-constexpr-array.ll.tmp
# note: command had no output on stdout or stderr
# executed command:
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/redhat-linux-build/bin/FileCheck
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/test/DebugInfo/X86/debug-info-constexpr-array.ll
# .---command stderr------------
# |
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/test/DebugInfo/X86/debug-info-constexpr-array.ll:34:10:
error: CHECK: expected string not found in input
# | ; CHECK: DW_AT_const_value (<0x0c> 01 00 00 00 02 00 00 00 03 00 00 00 )
# | ^
# | <stdin>:47:21: note: scanning from here
# | DW_AT_name ("NUMS")
# | ^
# | <stdin>:53:2: note: possible intended match here
# | DW_AT_const_value (<0x0c> 00 00 00 01 00 00 00 02 00 00 00 03 )
# | ^
# |
# | Input file: <stdin>
# | Check file:
/builddir/build/BUILD/llvm-project-c32caeec8158d634bb71ab8911a6031248b9fc47/llvm/test/DebugInfo/X86/debug-info-constexpr-array.ll
# |
# | -dump-input=help explains the following input dump.
# |
# | Input was:
# | <<<<<<
# | .
# | .
# | .
# | 42: DW_AT_external (true)
# | 43: DW_AT_declaration (true)
# | 44: DW_AT_const_value (<0x06> 48 65 6c 6c 6f 00 )
# | 45:
# | 46: 0x00000071: DW_TAG_member
# | 47: DW_AT_name ("NUMS")
# | check:34'0 X error: no match found
# | 48: DW_AT_type (0x0000012f "const int[3]")
# | check:34'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 49: DW_AT_decl_file ("/tmp/test.cpp")
# | check:34'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 50: DW_AT_decl_line (10)
# | check:34'0 ~~~~~~~~~~~~~~~~~~~~~~
# | 51: DW_AT_external (true)
# | check:34'0 ~~~~~~~~~~~~~~~~~~~~~~~
# | 52: DW_AT_declaration (true)
# | check:34'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 53: DW_AT_const_value (<0x0c> 00 00 00 01 00 00 00 02 00 00 00
03 )
# | check:34'0
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:34'1 ?
possible intended match
# | 54:
# | check:34'0 ~
# | 55: 0x00000089: DW_TAG_member
# | check:34'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 56: DW_AT_name ("SHORTS")
# | check:34'0 ~~~~~~~~~~~~~~~~~~~~~~~
# | 57: DW_AT_type (0x00000147 "const uint16_t[3]")
# | check:34'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 58: DW_AT_decl_file ("/tmp/test.cpp")
# | check:34'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | .
# | .
# | .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1
--
********************
```
https://github.com/llvm/llvm-project/pull/182442
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