41 lines · cpp
1// Tests that we don't attach misleading debug locations to llvm.instrprof.increment2// counters.3 4// RUN: %clang_cc1 -x c++ %s -debug-info-kind=standalone -triple %itanium_abi_triple -main-file-name debug-info-instr_profile_switch.cpp -std=c++11 -o - -emit-llvm -fprofile-instrument=clang | FileCheck %s5 6int main(int argc, const char *argv[]) {7 switch(argc) {8 case 0:9 return 0;10 case 1:11 return 1;12 }13}14 15// CHECK: define {{.*}} @main({{.*}}) #0 !dbg ![[MAIN_SCOPE:[0-9]+]]16 17// CHECK: switch i32 {{.*}}, label {{.*}} [18// CHECK-NEXT: i32 0, label %[[CASE1_LBL:[a-z0-9.]+]]19// CHECK-NEXT: i32 1, label %[[CASE2_LBL:[a-z0-9.]+]]20// CHECK-NEXT: ], !dbg ![[SWITCH_LOC:[0-9]+]]21 22// CHECK: [[CASE1_LBL]]:23// CHECK-NEXT: %{{.*}} = load i64, ptr getelementptr inbounds ({{.*}}, ptr @__profc_main, {{.*}}), align {{.*}}, !dbg ![[CTR_LOC:[0-9]+]]24// CHECK-NEXT: %{{.*}} = add {{.*}}, !dbg ![[CTR_LOC]]25// CHECK-NEXT: store i64 {{.*}}, ptr getelementptr inbounds ({{.*}}, ptr @__profc_main, {{.*}}), align {{.*}}, !dbg ![[CTR_LOC]]26// CHECK-NEXT: store i32 0, {{.*}} !dbg ![[CASE1_LOC:[0-9]+]]27// CHECK-NEXT: br label {{.*}}, !dbg ![[CASE1_LOC]]28 29// CHECK: [[CASE2_LBL]]:30// CHECK-NEXT: %{{.*}} = load i64, ptr getelementptr inbounds ({{.*}}, ptr @__profc_main, {{.*}}), align {{.*}}, !dbg ![[CTR_LOC]]31// CHECK-NEXT: %{{.*}} = add {{.*}}, !dbg ![[CTR_LOC]]32// CHECK-NEXT: store i64 {{.*}}, ptr getelementptr inbounds ({{.*}}, ptr @__profc_main, {{.*}}), align {{.*}}, !dbg ![[CTR_LOC]]33// CHECK-NEXT: store i32 1, {{.*}} !dbg ![[CASE2_LOC:[0-9]+]]34// CHECK-NEXT: br label {{.*}}, !dbg ![[CASE2_LOC]]35 36// CHECK: ![[SWITCH_LOC]] = !DILocation({{.*}}, scope: ![[MAIN_SCOPE]])37// CHECK: ![[CTR_LOC]] = !DILocation(line: 0, scope: ![[BLOCK_SCOPE:[0-9]+]])38// CHECK: ![[BLOCK_SCOPE]] = distinct !DILexicalBlock(scope: ![[MAIN_SCOPE]]39// CHECK: ![[CASE1_LOC]] = !DILocation(line: {{.*}}, column: {{.*}}, scope: ![[BLOCK_SCOPE]])40// CHECK: ![[CASE2_LOC]] = !DILocation(line: {{.*}}, column: {{.*}}, scope: ![[BLOCK_SCOPE]])41