1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt -S -passes=mergeicmps < %s | FileCheck %s 3 4target triple = "x86_64-unknown-unknown" 5 6%S = type { i32, i32 } 7 8define i1 @test(ptr dereferenceable(8) %a, ptr dereferenceable(8) %b) { 9; CHECK-LABEL: @test( 10; CHECK-NEXT: "entry+land.rhs.i": 11; CHECK-NEXT: [[MEMCMP:%.*]] = call i32 @memcmp(ptr [[A:%.*]], ptr [[B:%.*]], i64 8) 12; CHECK-NEXT: [[TMP0:%.*]] = icmp eq i32 [[MEMCMP]], 0 13; CHECK-NEXT: br label [[OPEQ1_EXIT:%.*]] 14; CHECK: opeq1.exit: 15; CHECK-NEXT: ret i1 [[TMP0]] 16; 17entry: 18 %v0 = load i32, ptr %a, align 4 19 %v1 = load i32, ptr %b, align 4 20 %cmp.i = icmp eq i32 %v0, %v1 21 br i1 %cmp.i, label %land.rhs.i, label %opeq1.exit 22 23land.rhs.i: ; preds = %entry 24 %second.i = getelementptr inbounds %S, ptr %a, i64 0, i32 1 25 %v2 = load i32, ptr %second.i, align 4 26 %second2.i = getelementptr inbounds %S, ptr %b, i64 0, i32 1 27 %v3 = load i32, ptr %second2.i, align 4 28 %cmp3.i = icmp eq i32 %v2, %v3 29 br label %opeq1.exit 30 31opeq1.exit: ; preds = %land.rhs.i, %entry 32 %phi = phi i1 [ false, %entry ], [ %cmp3.i, %land.rhs.i ] 33 ret i1 %phi 34} 35