forked from OSchip/llvm-project
61 lines
1.4 KiB
ArmAsm
61 lines
1.4 KiB
ArmAsm
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# REQUIRES: x86
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# RUN: llvm-mc -triple=x86_64-windows-msvc %s -filetype=obj -o %t.obj
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# RUN: lld-link -lldmap:%t.map -out:%t.exe -opt:ref -entry:main %t.obj -verbose 2>&1 | FileCheck %s
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# RUN: FileCheck %s --check-prefix=MAP --input-file=%t.map
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# CHECK: Discarded unused1
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# CHECK-NEXT: Discarded unused2
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# CHECK-NOT: Discarded
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# MAP: In Symbol
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# MAP: gc-dwarf.s.tmp.obj:(.text)
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# MAP: {{ main$}}
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# MAP: gc-dwarf.s.tmp.obj:(.text)
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# MAP: {{ used$}}
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.def @feat.00; .scl 3; .type 0; .endef
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.globl @feat.00
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.set @feat.00, 0
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.def main; .scl 2; .type 32; .endef
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.section .text,"xr",one_only,main
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.globl main
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main:
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callq used
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xorl %eax, %eax
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retq
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.def used; .scl 2; .type 32; .endef
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.section .text,"xr",one_only,used
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.globl used
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used:
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retq
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.def unused1; .scl 2; .type 32; .endef
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.section .text,"xr",one_only,unused1
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.globl unused1
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unused1:
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retq
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.def unused2; .scl 2; .type 32; .endef
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.section .text,"xr",one_only,unused2
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.globl unused2
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unused2:
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retq
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# This isn't valid DWARF, but LLD doesn't care. Make up some data that
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# references the functions above.
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.section .debug_info,"r"
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.long main@IMGREL
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.long unused1@IMGREL
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.long unused2@IMGREL
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# Similarly, .eh_frame unwind info should not keep functions alive. Again, this
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# is not valid unwind info, but it doesn't matter for testing purposes.
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.section .eh_frame,"r"
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.long main@IMGREL
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.long unused1@IMGREL
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.long unused2@IMGREL
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