Mercurial > hg > CbC > CbC_llvm
view lld/test/ELF/relro-copyrel-bss-script.s @ 192:d7606dcf6fce
Added tag llvm10 for changeset 0572611fdcc8
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 14 Dec 2020 18:01:34 +0900 |
parents | 1d019706d866 |
children |
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// REQUIRES: x86 // RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/shared.s -o %t.o // RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/copy-in-shared.s -o %t2.o // RUN: ld.lld -shared -soname=t.so %t.o %t2.o -z separate-code -o %t.so // A linker script that will map .bss.rel.ro into .bss. // RUN: echo "SECTIONS { \ // RUN: .bss : { *(.bss) *(.bss.*) } \ // RUN: } " > %t.script // RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t3.o // RUN: ld.lld %t3.o %t.so -z relro -z separate-code -o %t --script=%t.script 2>&1 // RUN: llvm-readelf -l %t | FileCheck %s .section .text, "ax", @progbits .global bar .global foo .global _start _start: callq bar // Will produce .bss.rel.ro that will match in .bss, this will lose // the relro property of the copy relocation. .quad foo // Non relro bss .bss // make large enough to affect PT_GNU_RELRO MemSize if this was marked // as relro. .space 0x2000 // CHECK: Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align // CHECK: GNU_RELRO 0x002150 0x0000000000000150 0x0000000000000150 0x000100 0x000eb0 R 0x1