1*0a6a1f1dSLionel Sambuc // This file tests that -fprofile-sample-use enables location tracking 2*0a6a1f1dSLionel Sambuc // generation in the same way that -Rpass does. The sample profiler needs 3*0a6a1f1dSLionel Sambuc // to associate line locations in the profile to the code, so it needs the 4*0a6a1f1dSLionel Sambuc // frontend to emit source location annotations. 5*0a6a1f1dSLionel Sambuc 6*0a6a1f1dSLionel Sambuc // RUN: %clang_cc1 %s -fprofile-sample-use=%S/Inputs/profile-sample-use-loc-tracking.prof -emit-llvm -o - 2>/dev/null | FileCheck %s 7*0a6a1f1dSLionel Sambuc 8*0a6a1f1dSLionel Sambuc // -fprofile-sample-use should produce source location annotations, exclusively 9*0a6a1f1dSLionel Sambuc // (just like -gmlt). 10*0a6a1f1dSLionel Sambuc // CHECK: , !dbg ! 11*0a6a1f1dSLionel Sambuc // CHECK-NOT: DW_TAG_base_type 12*0a6a1f1dSLionel Sambuc 13*0a6a1f1dSLionel Sambuc // But llvm.dbg.cu should be missing (to prevent writing debug info to 14*0a6a1f1dSLionel Sambuc // the final output). 15*0a6a1f1dSLionel Sambuc // CHECK-NOT: !llvm.dbg.cu = !{ 16*0a6a1f1dSLionel Sambuc bar(int j)17*0a6a1f1dSLionel Sambucint bar(int j) { 18*0a6a1f1dSLionel Sambuc return (j + j - 2) * (j - 2) * j; 19*0a6a1f1dSLionel Sambuc } 20