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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 42; RUN: opt -S < %s -passes=newgvn | FileCheck %s3 4@a = external global i645 6define void @fn1(i1 %bc) {7; CHECK-LABEL: define void @fn1(8; CHECK-SAME: i1 [[BC:%.*]]) {9; CHECK-NEXT: entry:10; CHECK-NEXT: br label [[FOR_COND:%.*]]11; CHECK: for.cond:12; CHECK-NEXT: [[LV:%.*]] = load i32, ptr @a, align 413; CHECK-NEXT: [[BF_CLEAR:%.*]] = and i32 [[LV]], -13107214; CHECK-NEXT: [[BF_SET:%.*]] = or i32 1, [[BF_CLEAR]]15; CHECK-NEXT: [[BF_CLEAR_1:%.*]] = and i32 [[BF_SET]], -13107216; CHECK-NEXT: [[BF_SET_1:%.*]] = or i32 1, [[BF_CLEAR_1]]17; CHECK-NEXT: br i1 [[BC]], label [[FOR_COND]], label [[EXIT:%.*]]18; CHECK: exit:19; CHECK-NEXT: store i32 [[BF_SET_1]], ptr @a, align 420; CHECK-NEXT: ret void21;22entry:23 br label %for.cond24 25for.cond: ; preds = %for.cond1.1, %entry26 %tmp = phi i1 [ undef, %entry ], [ 1, %for.cond ]27 %conv = zext i1 %tmp to i3228 %lv = load i32, ptr @a29 %bf.clear = and i32 %lv, -13107230 %bf.set = or i32 %conv, %bf.clear31 %bf.clear.1 = and i32 %bf.set, -13107232 %bf.set.1 = or i32 1, %bf.clear.133 br i1 %bc, label %for.cond, label %exit34 35exit: ; preds = %for.cond136 store i32 %bf.set.1, ptr @a37 ret void38}39