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1; RUN: opt %loadNPMPolly '-passes=polly-custom<scops>' -polly-print-scops -disable-output < %s 2>&1 | FileCheck %s2;3; We should not generate runtime check for ((int)r1 + (int)r2) as it is known not4; to overflow. However (p + q) can, thus checks are needed.5;6; CHECK: Invalid Context:7; CHECK-NEXT: [r1, r2, q, p] -> { : r2 > r1 and (p <= -2147483649 - q or r2 >= 128 + r1 or p >= 2147483648 - q) }8;9; void wraps(int *A, int p, short q, char r1, char r2) {10; for (char i = r1; i < r2; i++)11; A[p + q] = A[(int)r1 + (int)r2];12; }13;14target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"15 16define void @wraps(ptr %A, i32 %p, i16 signext %q, i8 signext %r1, i8 signext %r2) {17entry:18 br label %for.cond19 20for.cond: ; preds = %for.inc, %entry21 %i.0 = phi i8 [ %r1, %entry ], [ %inc, %for.inc ]22 %cmp = icmp slt i8 %i.0, %r223 br i1 %cmp, label %for.body, label %for.end24 25for.body: ; preds = %for.cond26 %conv3 = sext i8 %r1 to i6427 %conv4 = sext i8 %r2 to i6428 %add = add nsw i64 %conv3, %conv429 %arrayidx = getelementptr inbounds i32, ptr %A, i64 %add30 %tmp = load i32, ptr %arrayidx, align 431 %conv5 = sext i16 %q to i3232 %add6 = add nsw i32 %conv5, %p33 %idxprom7 = sext i32 %add6 to i6434 %arrayidx8 = getelementptr inbounds i32, ptr %A, i64 %idxprom735 store i32 %tmp, ptr %arrayidx8, align 436 br label %for.inc37 38for.inc: ; preds = %for.body39 %inc = add i8 %i.0, 140 br label %for.cond41 42for.end: ; preds = %for.cond43 ret void44}45