forked from OSchip/llvm-project
[llvm-objcopy] Revert the tests from r328012
Temporarily revert the tests from r328012 as well. llvm-svn: 328026
This commit is contained in:
Alexander Shaposhnikov
parent
7e3ef4df2d
commit
e34104d16c
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# RUN: yaml2obj %s > %t
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# RUN: llvm-objcopy -remove-section=.text.bar %t %t2
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# RUN: llvm-readobj -elf-section-groups %t2 | FileCheck %s
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# In this test the section .text.bar is getting removed, since this section
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# goes after all the sections comprising a group, the content of the
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# section .group doesn't change.
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# CHECK: Name: .group
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# CHECK-NEXT: Index: 1
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# CHECK-NEXT: Link: 3
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# CHECK-NEXT: Info: 2
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# CHECK-NEXT: Type: COMDAT (0x1)
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# CHECK-NEXT: Signature: foo
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# CHECK: .text.foo (2)
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_X86_64
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Sections:
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- Name: .group
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Type: SHT_GROUP
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Link: .symtab
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AddressAlign: 0x0000000000000004
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Info: foo
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Members:
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- SectionOrType: GRP_COMDAT
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- SectionOrType: .text.foo
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- Name: .text.foo
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Type: SHT_PROGBITS
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Flags: [ SHF_ALLOC, SHF_EXECINSTR, SHF_GROUP ]
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AddressAlign: 0x0000000000000010
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- Name: .text.bar
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Type: SHT_PROGBITS
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Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
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AddressAlign: 0x0000000000000010
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Symbols:
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Local:
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- Name: .text.foo
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Type: STT_SECTION
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Section: .text.foo
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- Name: .text.bar
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Type: STT_SECTION
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Section: .text.bar
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Weak:
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- Name: foo
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Type: STT_FUNC
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Section: .text.foo
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Size: 0x0000000000000000
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- Name: bar
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Type: STT_FUNC
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Section: .text.bar
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Size: 0x0000000000000000
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# RUN: yaml2obj %s > %t
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# RUN: llvm-objcopy -remove-section=.text.bar %t %t2
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# RUN: llvm-readobj -elf-section-groups %t2 | FileCheck %s
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# In this test the section .text.bar is getting removed, as a result,
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# the indices of the sections which go after .text.bar will change,
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# thus the fields Link, Info and the content of .group should be updated.
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# CHECK: Name: .group
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# CHECK-NEXT: Index: 1
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# CHECK-NEXT: Link: 3
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# CHECK-NEXT: Info: 2
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# CHECK-NEXT: Type: COMDAT (0x1)
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# CHECK-NEXT: Signature: foo
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# CHECK: .text.foo (2)
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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Type: ET_REL
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Machine: EM_X86_64
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Sections:
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- Name: .group
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Type: SHT_GROUP
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Link: .symtab
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AddressAlign: 0x0000000000000004
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Info: foo
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Members:
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- SectionOrType: GRP_COMDAT
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- SectionOrType: .text.foo
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- Name: .text.bar
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Type: SHT_PROGBITS
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Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
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AddressAlign: 0x0000000000000010
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- Name: .text.foo
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Type: SHT_PROGBITS
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Flags: [ SHF_ALLOC, SHF_EXECINSTR, SHF_GROUP ]
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AddressAlign: 0x0000000000000010
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Symbols:
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Local:
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- Name: .text.bar
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Type: STT_SECTION
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Section: .text.bar
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- Name: .text.foo
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Type: STT_SECTION
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Section: .text.foo
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Weak:
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- Name: bar
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Type: STT_FUNC
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Section: .text.bar
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Size: 0x0000000000000000
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- Name: foo
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Type: STT_FUNC
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Section: .text.foo
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Size: 0x0000000000000000
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@ -1,40 +0,0 @@
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# RUN: cp %p/Inputs/groups.o %t
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# RUN: llvm-objcopy -strip-dwo %t
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# RUN: llvm-readobj -elf-section-groups %t | FileCheck %s
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// Source code of groups.o:
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//
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// template <class T>
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// struct S {
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// static constexpr T X = T(1);
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// T getX() { return X; }
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// };
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// void f() {
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// S<int> A;
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// S<double> B;
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// int a = A.getX();
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// int b = B.getX();
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// }
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//
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// clang -g -gsplit-dwarf -std=c++11 -c groups.cpp -o groups.o
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// `llvm-objcopy -strip-dwo` strips out dwo sections, as a result, the index of
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// the symbol table, the indices of the symbols and the indices of the sections
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// which go after the removed ones will change. Consequently, the fields
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// Link, Info and the content of .group need to be updated. In the past
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// `llvm-objcopy -strip-dwo` used to produce invalid binaries with
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// broken .group section, this test verifies the correctness of
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// Link, Info and the content of this section.
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CHECK: Name: .group (179)
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CHECK-NEXT: Index: 17
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CHECK-NEXT: Link: 19
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CHECK-NEXT: Info: 14
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CHECK: .text._ZN1SIiE4getXEv (2)
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CHECK: Name: .group (179)
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CHECK-NEXT: Index: 18
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CHECK-NEXT: Link: 19
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CHECK-NEXT: Info: 13
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CHECK: .text._ZN1SIdE4getXEv (4)
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CHECK-NEXT: .rela.text._ZN1SIdE4getXEv (21)
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