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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -passes=ipsccp -S %s | FileCheck %s3 4define i1 @range_from_mul_nuw_nsw(i32 %a) {5; CHECK-LABEL: @range_from_mul_nuw_nsw(6; CHECK-NEXT: entry:7; CHECK-NEXT: [[CMP:%.*]] = icmp ne i32 [[A:%.*]], 08; CHECK-NEXT: br i1 [[CMP]], label [[THEN:%.*]], label [[ELSE:%.*]]9; CHECK: then:10; CHECK-NEXT: [[MUL:%.*]] = mul nuw nsw i32 [[A]], 1000011; CHECK-NEXT: [[ADD:%.*]] = add nsw i32 [[MUL]], -500012; CHECK-NEXT: ret i1 false13; CHECK: else:14; CHECK-NEXT: ret i1 false15;16entry:17 %cmp = icmp ne i32 %a, 018 br i1 %cmp, label %then, label %else19then:20 %mul = mul nuw nsw i32 %a, 10000 ; Refined range via mul_nuw: [10000, 0)21 %add = add nsw i32 %mul, -5000 ; Range: [5000, UINT_MAX - 5000 + 1)22 %cond = icmp ult i32 %add, 499923 ret i1 %cond24else:25 ret i1 026}27