1; RUN: opt %loadNPMPolly -aa-pipeline=basic-aa '-passes=print<polly-detect>' -disable-output < %s 2>&1 | FileCheck %s 2; 3; Verify that we allow the lifetime markers for the tmp array. 4; 5; CHECK: Valid Region for Scop: for.cond => for.end13 6; 7; int A[1024]; 8; void jd() { 9; for (int i = 0; i < 1024; i++) { 10; int tmp[1024]; 11; for (int j = i; j < 1024; j++) 12; tmp[i] += A[j]; 13; A[i] = tmp[i]; 14; } 15; } 16; 17; ModuleID = 'test/Isl/CodeGen/lifetime_intrinsics.ll' 18target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 19 20@A = common global [1024 x i32] zeroinitializer, align 16 21 22; Function Attrs: nounwind uwtable 23define void @jd() #0 { 24entry: 25 %tmp = alloca [1024 x i32], align 16 26 br label %for.cond 27 28for.cond: ; preds = %for.inc11, %entry 29 %indvars.iv3 = phi i64 [ %indvars.iv.next4, %for.inc11 ], [ 0, %entry ] 30 %exitcond5 = icmp ne i64 %indvars.iv3, 1024 31 br i1 %exitcond5, label %for.body, label %for.end13 32 33for.body: ; preds = %for.cond 34 call void @llvm.lifetime.start(i64 4096, ptr %tmp) #1 35 br label %for.cond2 36 37for.cond2: ; preds = %for.inc, %for.body 38 %indvars.iv1 = phi i64 [ %indvars.iv.next2, %for.inc ], [ %indvars.iv3, %for.body ] 39 %lftr.wideiv = trunc i64 %indvars.iv1 to i32 40 %exitcond = icmp ne i32 %lftr.wideiv, 1024 41 br i1 %exitcond, label %for.body4, label %for.end 42 43for.body4: ; preds = %for.cond2 44 %arrayidx = getelementptr inbounds [1024 x i32], ptr @A, i64 0, i64 %indvars.iv1 45 %tmp6 = load i32, ptr %arrayidx, align 4 46 %arrayidx6 = getelementptr inbounds [1024 x i32], ptr %tmp, i64 0, i64 %indvars.iv3 47 %tmp7 = load i32, ptr %arrayidx6, align 4 48 %add = add nsw i32 %tmp7, %tmp6 49 store i32 %add, ptr %arrayidx6, align 4 50 br label %for.inc 51 52for.inc: ; preds = %for.body4 53 %indvars.iv.next2 = add nuw nsw i64 %indvars.iv1, 1 54 br label %for.cond2 55 56for.end: ; preds = %for.cond2 57 %arrayidx8 = getelementptr inbounds [1024 x i32], ptr %tmp, i64 0, i64 %indvars.iv3 58 %tmp8 = load i32, ptr %arrayidx8, align 4 59 %arrayidx10 = getelementptr inbounds [1024 x i32], ptr @A, i64 0, i64 %indvars.iv3 60 store i32 %tmp8, ptr %arrayidx10, align 4 61 br label %for.inc11 62 63for.inc11: ; preds = %for.end 64 %indvars.iv.next4 = add nuw nsw i64 %indvars.iv3, 1 65 call void @llvm.lifetime.end(i64 4096, ptr %tmp) #1 66 br label %for.cond 67 68for.end13: ; preds = %for.cond 69 ret void 70} 71 72; Function Attrs: nounwind 73declare void @llvm.lifetime.start(i64, ptr nocapture) #1 74 75; Function Attrs: nounwind 76declare void @llvm.lifetime.end(i64, ptr nocapture) #1 77 78attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="true" "use-soft-float"="false" } 79attributes #1 = { nounwind } 80