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fix(tests): use position-independent unwind data in the C++ error fixture #5300

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Merged
oneandonlydean merged 1 commit into from
Oct 14, 2026
Merged

fix(tests): use position-independent unwind data in the C++ error fixture #5300

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18 changes: 18 additions & 0 deletions core/libs/tests/GuestAmprCppError.S
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Original file line number Diff line number Diff line change
Expand Up @@ -3,8 +3,13 @@
.globl GuestCatch
GuestCatch:
.cfi_startproc
#ifdef _WIN32
.cfi_personality 0x00, __gxx_personality_v0_nid_postfix
.cfi_lsda 0x00, .Lcatch_lsda
#else
.cfi_personality 0x9b, .Lcatch_personality
.cfi_lsda 0x1b, .Lcatch_lsda
#endif
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset %rbp, -16
Expand Down Expand Up @@ -34,10 +39,18 @@ GuestCatch:
#ifdef _WIN32
.section .rdata,"dr"
#else
.section .data.rel.ro,"aw",@progbits
.p2align 3
.Lcatch_personality:
.quad __gxx_personality_v0_nid_postfix
.section .rodata
#endif
.Lcatch_lsda:
#ifdef _WIN32
.byte 0xff, 0x80
#else
.byte 0xff, 0x9b
#endif
.uleb128 .Lcatch_types_end-.Lcatch_types_offset
.Lcatch_types_offset:
.byte 0x01
Expand All @@ -49,8 +62,13 @@ GuestCatch:
.uleb128 1
.Lcatch_calls_end:
.byte 1, 1, 2, 0
#ifdef _WIN32
.quad FixtureCatchType
.quad FixtureOtherType
#else
.long FixtureCatchType-.
.long FixtureOtherType-.
#endif
.Lcatch_types_end:
#ifndef _WIN32
.section .note.GNU-stack,"",@progbits
Expand Down
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