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1# REQUIRES: x862 3## Testcase checks that we correctly deduplicate FDEs when ICF4## merges two sections.5 6# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t7# RUN: ld.lld %t -o %t2 --icf=all --eh-frame-hdr8# RUN: llvm-readobj -r %t | FileCheck %s --check-prefix=OBJ9# RUN: llvm-readobj -S --section-data %t2 | FileCheck %s10 11# OBJ: Relocations [12# OBJ-NEXT: Section {{.*}} .rela.eh_frame {13# OBJ-NEXT: 0x20 R_X86_64_PC32 .text.f1 0x014# OBJ-NEXT: 0x34 R_X86_64_PC32 .text.f1 0x215# OBJ-NEXT: 0x48 R_X86_64_PC32 .text.f2 0x016# OBJ-NEXT: 0x5C R_X86_64_PC32 .text.f2 0x217# OBJ-NEXT: }18# OBJ-NEXT: ]19 20# CHECK: Section {21# CHECK: Index: 122# CHECK: Name: .eh_frame_hdr23# CHECK-NEXT: Type: SHT_PROGBITS24# CHECK-NEXT: Flags [25# CHECK-NEXT: SHF_ALLOC26# CHECK-NEXT: ]27# CHECK-NEXT: Address: 0x20015828# CHECK-NEXT: Offset: 0x15829# CHECK-NEXT: Size: 2830# CHECK-NEXT: Link: 031# CHECK-NEXT: Info: 032# CHECK-NEXT: AddressAlignment:33# CHECK-NEXT: EntrySize: 034# CHECK-NEXT: SectionData (35# CHECK-NEXT: 0000: 011B033B 1C000000 02000000 6410000036## ^ ^-- FDE(1) PC37## ^-- Number of FDEs38# CHECK-NEXT: 0010: 38000000 66100000 4C00000039## ^-- FDE(2) PC40# CHECK-NEXT: )41# CHECK-NEXT: }42## FDE(1) == 0x201000 - .eh_frame_hdr(0x200158) = 0xEA843## FDE(2) == 0x201000 - .eh_frame_hdr(0x200158) + 2(relocation addend) = 0xEAA44 45## Check .eh_frame contains CIE and two FDEs remaining after ICF.46# CHECK-NEXT: Section {47# CHECK-NEXT: Index: 248# CHECK-NEXT: Name: .eh_frame49# CHECK-NEXT: Type: SHT_PROGBITS50# CHECK-NEXT: Flags [51# CHECK-NEXT: SHF_ALLOC52# CHECK-NEXT: ]53# CHECK-NEXT: Address: 0x20017854# CHECK-NEXT: Offset: 0x17855# CHECK-NEXT: Size: 6856# CHECK-NEXT: Link: 057# CHECK-NEXT: Info: 058# CHECK-NEXT: AddressAlignment: 859# CHECK-NEXT: EntrySize: 060# CHECK-NEXT: SectionData (61# CHECK-NEXT: 0000: 14000000 00000000 017A5200 0178100162# CHECK-NEXT: 0010: 1B0C0708 90010000 10000000 1C00000063# CHECK-NEXT: 0020: 24100000 01000000 00000000 1000000064# CHECK-NEXT: 0030: 30000000 12100000 01000000 0000000065# CHECK-NEXT: 0040: 0000000066# CHECK-NEXT: )67# CHECK-NEXT: }68 69# CHECK: Section {70# CHECK: Index:71# CHECK: Name: .text72# CHECK-NEXT: Type: SHT_PROGBITS73# CHECK-NEXT: Flags [74# CHECK-NEXT: SHF_ALLOC75# CHECK-NEXT: SHF_EXECINSTR76# CHECK-NEXT: ]77# CHECK-NEXT: Address: 0x2011BC78 79.section .text.f1, "ax"80.cfi_startproc81nop82.cfi_endproc83nop84.cfi_startproc85ret86.cfi_endproc87 88.section .text.f2, "ax"89.cfi_startproc90nop91.cfi_endproc92nop93.cfi_startproc94ret95.cfi_endproc96