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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=instcombine -S | FileCheck %s3 4declare void @llvm.experimental.guard(i1, ...)5 6; Regression test. If %flag is false then %s == 0 and guard should be triggered.7define i32 @a(i1 %flag, i32 %X) nounwind readnone {8; CHECK-LABEL: @a(9; CHECK-NEXT: [[CMP1:%.*]] = icmp ne i32 [[X:%.*]], 010; CHECK-NEXT: [[CMP:%.*]] = select i1 [[FLAG:%.*]], i1 [[CMP1]], i1 false11; CHECK-NEXT: call void (i1, ...) @llvm.experimental.guard(i1 [[CMP]]) #[[ATTR1:[0-9]+]] [ "deopt"() ]12; CHECK-NEXT: [[R:%.*]] = sdiv i32 100, [[X]]13; CHECK-NEXT: ret i32 [[R]]14;15 %s = select i1 %flag, i32 %X, i32 016 %cmp = icmp ne i32 %s, 017 call void(i1, ...) @llvm.experimental.guard( i1 %cmp )[ "deopt"() ]18 %r = sdiv i32 100, %s19 ret i32 %r20}21