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1; RUN: opt < %s -passes=print-callgraph -disable-output 2>&1 | FileCheck %s2; CHECK: Call graph node <<null function>><<{{.*}}>> #uses=03; CHECK-NEXT: CS<None> calls function 'other_intrinsic_use'4; CHECK-NEXT: CS<None> calls function 'other_cast_intrinsic_use'5; CHECK-NEXT: CS<None> calls function 'llvm.lifetime.start.p0'6; CHECK-NEXT: CS<None> calls function 'llvm.memset.p0.i64'7; CHECK-NEXT: CS<None> calls function 'llvm.memset.p1.i64'8; CHECK-EMPTY:9; CHECK-NEXT: Call graph node for function: 'addrspacecast_only'<<{{.*}}>> #uses=010; CHECK-EMPTY:11; CHECK-NEXT: Call graph node for function: 'bitcast_only'<<{{.*}}>> #uses=012; CHECK-EMPTY:13; CHECK-NEXT: Call graph node for function: 'llvm.lifetime.start.p0'<<{{.*}}>> #uses=214; CHECK-EMPTY:15; CHECK-NEXT: Call graph node for function: 'llvm.memset.p0.i64'<<{{.*}}>> #uses=216; CHECK-EMPTY:17; CHECK-NEXT: Call graph node for function: 'llvm.memset.p1.i64'<<{{.*}}>> #uses=218; CHECK-EMPTY:19; CHECK-NEXT: Call graph node for function: 'other_cast_intrinsic_use'<<{{.*}}>> #uses=120; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.memset.p1.i64'21; CHECK-EMPTY:22; CHECK-NEXT: Call graph node for function: 'other_intrinsic_use'<<{{.*}}>> #uses=123; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.memset.p0.i64'24; CHECK-EMPTY:25; CHECK-NEXT: Call graph node for function: 'used_by_lifetime'<<{{.*}}>> #uses=026; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.lifetime.start.p0'27; CHECK-EMPTY:28 29define internal void @used_by_lifetime() {30entry:31 %a = alloca i832 call void @llvm.lifetime.start.p0(ptr %a)33 ret void34}35 36define internal void @bitcast_only() {37entry:38 %c = bitcast ptr @bitcast_only to ptr39 ret void40}41 42define internal void @addrspacecast_only() addrspace(1) {43entry:44 %c = addrspacecast ptr addrspace(1) @addrspacecast_only to ptr45 ret void46}47 48define internal void @other_intrinsic_use() {49 call void @llvm.memset.p0.i64(ptr @other_intrinsic_use, i8 0, i64 1024, i1 false)50 ret void51}52 53define internal void @other_cast_intrinsic_use() {54 call void @llvm.memset.p1.i64(ptr addrspace(1) addrspacecast (ptr @other_cast_intrinsic_use to ptr addrspace(1)), i8 0, i64 1024, i1 false)55 ret void56}57 58declare void @llvm.lifetime.start.p0(ptr nocapture)59declare void @llvm.memset.p0.i64(ptr, i8, i64, i1 immarg)60declare void @llvm.memset.p1.i64(ptr addrspace(1), i8, i64, i1 immarg)61