48 lines · cpp
1// RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-pc-linux-gnu %s -fdebug-compilation-dir=%S \2// RUN: -dwarf-version=5 -main-file-name function-context.cpp -o - | FileCheck %s3 4struct C {5 void member_function();6 static int static_member_function();7 static int static_member_variable;8};9 10int C::static_member_variable = 0;11 12void C::member_function() { static_member_variable = 0; }13 14int C::static_member_function() { return static_member_variable; }15 16C global_variable;17 18int global_function() { return -1; }19 20namespace ns {21void global_namespace_function() { global_variable.member_function(); }22int global_namespace_variable = 1;23}24 25// Generate the artificial global functions to initialize a global.26int global_initialized_variable = C::static_member_function();27 28// Check that the functions that belong to C have C as a context and the29// functions that belong to the namespace have it as a context, and the global30// functions (user-defined and artificial) have the file as a context.31 32// The first DIFile is for the CU, the second is what everything else uses.33// We're using DWARF v5 so both should have MD5 checksums.34// CHECK: !DIFile(filename: "{{.*}}context.cpp",{{.*}} checksumkind: CSK_MD5, checksum: [[CKSUM:".*"]]35// CHECK: ![[FILE:[0-9]+]] = !DIFile(filename: "{{.*}}context.cpp",{{.*}} checksumkind: CSK_MD5, checksum: [[CKSUM]]36// CHECK: ![[C:[0-9]+]] = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "C",37// CHECK: ![[NS:.*]] = !DINamespace(name: "ns"38// CHECK: !DISubprogram(name: "member_function",{{.*}} scope: ![[C]],{{.*}} DISPFlagDefinition39 40// CHECK: !DISubprogram(name: "static_member_function",{{.*}} scope: ![[C]],{{.*}} DISPFlagDefinition41 42// CHECK: !DISubprogram(name: "global_function",{{.*}} scope: ![[FILE]],{{.*}} DISPFlagDefinition43 44// CHECK: !DISubprogram(name: "global_namespace_function",{{.*}} scope: ![[NS]],{{.*}} DISPFlagDefinition45 46// CHECK: !DISubprogram(name: "__cxx_global_var_init",{{.*}} scope: ![[FILE]],{{.*}} DISPFlagDefinition47// CHECK: !DISubprogram(linkageName: "_GLOBAL__sub_I_{{.*}}",{{.*}} scope: ![[FILE]],{{.*}} DISPFlagDefinition48