forked from OSchip/llvm-project
40 lines
1.3 KiB
Plaintext
40 lines
1.3 KiB
Plaintext
# REQUIRES: x86
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# RUN: split-file %s %t
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# RUN: llvm-mc -filetype=obj -triple=x86_64 %t/t.s -o %t.o
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## PR52534: https://bugs.llvm.org/show_bug.cgi?id=52534
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## Check case where .preinit_array is discarded.
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## Link should succeed without causing an out of range relocation error.
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# RUN: ld.lld -T %t/discarded.script %t.o -o %t1 --image-base=0x80000000
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# RUN: llvm-readelf -s %t1 | FileCheck --check-prefixes=CHECK,DISCARDED %s
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## Check case where .preinit_array is emitted but empty.
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# RUN: ld.lld -T %t/empty.script %t.o -o %t2
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# RUN: llvm-readelf -s %t2 | FileCheck --check-prefixes=CHECK,EMPTY %s
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# CHECK: [[#%x,ADDR:]] 0 NOTYPE LOCAL HIDDEN [[#]] __preinit_array_start
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# CHECK-NEXT: [[#ADDR]] 0 NOTYPE LOCAL HIDDEN [[#]] __preinit_array_end
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# DISCARDED-NEXT: [[#ADDR]] 0 NOTYPE GLOBAL DEFAULT [[#]] _start
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# EMPTY-NOT: [[#ADDR]] 0 NOTYPE GLOBAL DEFAULT [[#]] _start
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# EMPTY: [[#ADDR]] 0 NOTYPE GLOBAL DEFAULT [[#]] ADDR
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#--- t.s
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.global _start
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_start:
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movq __preinit_array_start@GOTPCREL(%rip),%rax
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movq __preinit_array_end@GOTPCREL(%rip),%rax
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#--- discarded.script
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SECTIONS {
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.text : { *(.text); }
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.preinit_array : { *(.preinit_array); }
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}
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#--- empty.script
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SECTIONS {
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.text : { *(.text); }
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.preinit_array : { ADDR = .; *(.preinit_array); }
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}
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