1; RUN: opt %loadPolly -basic-aa -polly-detect -analyze < %s | 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 %tmp3 = bitcast [1024 x i32]* %tmp to i8* 27 br label %for.cond 28 29for.cond: ; preds = %for.inc11, %entry 30 %indvars.iv3 = phi i64 [ %indvars.iv.next4, %for.inc11 ], [ 0, %entry ] 31 %exitcond5 = icmp ne i64 %indvars.iv3, 1024 32 br i1 %exitcond5, label %for.body, label %for.end13 33 34for.body: ; preds = %for.cond 35 call void @llvm.lifetime.start(i64 4096, i8* %tmp3) #1 36 br label %for.cond2 37 38for.cond2: ; preds = %for.inc, %for.body 39 %indvars.iv1 = phi i64 [ %indvars.iv.next2, %for.inc ], [ %indvars.iv3, %for.body ] 40 %lftr.wideiv = trunc i64 %indvars.iv1 to i32 41 %exitcond = icmp ne i32 %lftr.wideiv, 1024 42 br i1 %exitcond, label %for.body4, label %for.end 43 44for.body4: ; preds = %for.cond2 45 %arrayidx = getelementptr inbounds [1024 x i32], [1024 x i32]* @A, i64 0, i64 %indvars.iv1 46 %tmp6 = load i32, i32* %arrayidx, align 4 47 %arrayidx6 = getelementptr inbounds [1024 x i32], [1024 x i32]* %tmp, i64 0, i64 %indvars.iv3 48 %tmp7 = load i32, i32* %arrayidx6, align 4 49 %add = add nsw i32 %tmp7, %tmp6 50 store i32 %add, i32* %arrayidx6, align 4 51 br label %for.inc 52 53for.inc: ; preds = %for.body4 54 %indvars.iv.next2 = add nuw nsw i64 %indvars.iv1, 1 55 br label %for.cond2 56 57for.end: ; preds = %for.cond2 58 %arrayidx8 = getelementptr inbounds [1024 x i32], [1024 x i32]* %tmp, i64 0, i64 %indvars.iv3 59 %tmp8 = load i32, i32* %arrayidx8, align 4 60 %arrayidx10 = getelementptr inbounds [1024 x i32], [1024 x i32]* @A, i64 0, i64 %indvars.iv3 61 store i32 %tmp8, i32* %arrayidx10, align 4 62 br label %for.inc11 63 64for.inc11: ; preds = %for.end 65 %indvars.iv.next4 = add nuw nsw i64 %indvars.iv3, 1 66 call void @llvm.lifetime.end(i64 4096, i8* %tmp3) #1 67 br label %for.cond 68 69for.end13: ; preds = %for.cond 70 ret void 71} 72 73; Function Attrs: nounwind 74declare void @llvm.lifetime.start(i64, i8* nocapture) #1 75 76; Function Attrs: nounwind 77declare void @llvm.lifetime.end(i64, i8* nocapture) #1 78 79attributes #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" } 80attributes #1 = { nounwind } 81