1 # RUN: cp %p/Inputs/groups.o %t 2 # RUN: llvm-objcopy -strip-dwo %t 3 # RUN: llvm-readobj -elf-section-groups %t | FileCheck %s 4 5 // Source code of groups.o: 6 // 7 // template <class T> 8 // struct S { 9 // static constexpr T X = T(1); 10 // T getX() { return X; } 11 // }; 12 // void f() { 13 // S<int> A; 14 // S<double> B; 15 // int a = A.getX(); 16 // int b = B.getX(); 17 // } 18 // 19 // clang -g -gsplit-dwarf -std=c++11 -c groups.cpp -o groups.o 20 21 // `llvm-objcopy -strip-dwo` strips out dwo sections, as a result, the index of 22 // the symbol table, the indices of the symbols and the indices of the sections 23 // which go after the removed ones will change. Consequently, the fields 24 // Link, Info and the content of .group need to be updated. In the past 25 // `llvm-objcopy -strip-dwo` used to produce invalid binaries with 26 // broken .group section, this test verifies the correctness of 27 // Link, Info and the content of this section. 28 29 CHECK: Name: .group (179) 30 CHECK-NEXT: Index: 17 31 CHECK-NEXT: Link: 19 32 CHECK-NEXT: Info: 14 33 CHECK: .text._ZN1SIiE4getXEv (2) 34 35 CHECK: Name: .group (179) 36 CHECK-NEXT: Index: 18 37 CHECK-NEXT: Link: 19 38 CHECK-NEXT: Info: 13 39 CHECK: .text._ZN1SIdE4getXEv (4) 40 CHECK-NEXT: .rela.text._ZN1SIdE4getXEv (21) 41
