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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -S -passes=jump-threading < %s | FileCheck %s3 4declare i8 @mcguffin()5 6; Check there's no phi here.7define i32 @test(i1 %foo, i8 %b) {8; CHECK-LABEL: @test(9; CHECK-NEXT: entry:10; CHECK-NEXT: [[A:%.*]] = call i8 @mcguffin()11; CHECK-NEXT: br i1 [[FOO:%.*]], label [[RT:%.*]], label [[JT:%.*]]12; CHECK: jt:13; CHECK-NEXT: [[CMP_A:%.*]] = icmp eq i8 [[B:%.*]], [[A]]14; CHECK-NEXT: br i1 [[CMP_A]], label [[RT]], label [[RF:%.*]]15; CHECK: rt:16; CHECK-NEXT: ret i32 717; CHECK: rf:18; CHECK-NEXT: ret i32 819;20entry:21 %a = call i8 @mcguffin()22 br i1 %foo, label %bb1, label %bb223bb1:24 br label %jt25bb2:26 br label %jt27jt:28 %x = phi i8 [%a, %bb1], [%b, %bb2]29 %cmp.a = icmp eq i8 %x, %a30 br i1 %cmp.a, label %rt, label %rf31rt:32 ret i32 733rf:34 ret i32 835}36