; RUN: opt -S -passes=objc-arc,objc-arc-contract < %s | FileCheck %s ; The optimizer should be able to move the autorelease past two phi nodes ; and fold it with the release in bb65. ; CHECK: bb65: ; CHECK: call ptr @llvm.objc.retainAutorelease ; CHECK: br label %bb76 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" target triple = "x86_64-apple-darwin11.0.0" %0 = type opaque %1 = type opaque %2 = type opaque %3 = type opaque %4 = type opaque %5 = type opaque @"\01L_OBJC_SELECTOR_REFERENCES_11" = external hidden global ptr, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip" @"\01L_OBJC_SELECTOR_REFERENCES_421455" = external hidden global ptr, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip" @"\01L_OBJC_SELECTOR_REFERENCES_598" = external hidden global ptr, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip" @"\01L_OBJC_SELECTOR_REFERENCES_620" = external hidden global ptr, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip" @"\01L_OBJC_SELECTOR_REFERENCES_622" = external hidden global ptr, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip" @"\01L_OBJC_SELECTOR_REFERENCES_624" = external hidden global ptr, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip" @"\01L_OBJC_SELECTOR_REFERENCES_626" = external hidden global ptr, section "__DATA, __objc_selrefs, literal_pointers, no_dead_strip" declare ptr @objc_msgSend(ptr, ptr, ...) declare ptr @llvm.objc.retain(ptr) declare void @llvm.objc.release(ptr) declare ptr @llvm.objc.autorelease(ptr) define hidden ptr @foo(ptr %arg, ptr %arg3) { bb: %tmp16 = load ptr, ptr @"\01L_OBJC_SELECTOR_REFERENCES_620", align 8 %tmp18 = call ptr @objc_msgSend(ptr %arg3, ptr %tmp16) %tmp19 = load ptr, ptr @"\01L_OBJC_SELECTOR_REFERENCES_622", align 8 %tmp21 = call ptr @objc_msgSend(ptr %tmp18, ptr %tmp19) %tmp23 = call ptr @llvm.objc.retain(ptr %tmp21) nounwind %tmp26 = icmp eq ptr %tmp23, null br i1 %tmp26, label %bb81, label %bb27 bb27: ; preds = %bb %tmp29 = load ptr, ptr @"\01L_OBJC_SELECTOR_REFERENCES_11", align 8 %tmp31 = call ptr @objc_msgSend(ptr %arg, ptr %tmp29) %tmp34 = call ptr @llvm.objc.retain(ptr %tmp31) nounwind %tmp37 = load ptr, ptr @"\01L_OBJC_SELECTOR_REFERENCES_421455", align 8 %tmp39 = call ptr @objc_msgSend(ptr %tmp34, ptr %tmp37) %tmp41 = call ptr @llvm.objc.retain(ptr %tmp39) nounwind %tmp44 = icmp eq ptr %tmp41, null br i1 %tmp44, label %bb45, label %bb55 bb45: ; preds = %bb27 %tmp47 = load ptr, ptr @"\01L_OBJC_SELECTOR_REFERENCES_624", align 8 %tmp49 = call ptr @objc_msgSend(ptr %tmp34, ptr %tmp47) %tmp52 = call ptr @llvm.objc.retain(ptr %tmp49) nounwind call void @llvm.objc.release(ptr %tmp41) nounwind br label %bb55 bb55: ; preds = %bb27, %bb45 %tmp13.0 = phi ptr [ %tmp41, %bb27 ], [ %tmp49, %bb45 ] %tmp57 = icmp eq ptr %tmp13.0, null br i1 %tmp57, label %bb76, label %bb58 bb58: ; preds = %bb55 %tmp60 = load ptr, ptr @"\01L_OBJC_SELECTOR_REFERENCES_598", align 8 %tmp62 = call signext i8 @objc_msgSend(ptr %tmp13.0, ptr %tmp60) %tmp64 = icmp eq i8 %tmp62, 0 br i1 %tmp64, label %bb76, label %bb65 bb65: ; preds = %bb58 %tmp68 = load ptr, ptr @"\01L_OBJC_SELECTOR_REFERENCES_626", align 8 %tmp70 = call ptr @objc_msgSend(ptr %tmp13.0, ptr %tmp68, ptr %tmp23) %tmp73 = call ptr @llvm.objc.retain(ptr %tmp70) nounwind br label %bb76 bb76: ; preds = %bb58, %bb55, %bb65 %tmp10.0 = phi ptr [ %tmp70, %bb65 ], [ null, %bb58 ], [ null, %bb55 ] call void @llvm.objc.release(ptr %tmp13.0) nounwind call void @llvm.objc.release(ptr %tmp34) nounwind br label %bb81 bb81: ; preds = %bb, %bb76 %tmp10.1 = phi ptr [ %tmp10.0, %bb76 ], [ null, %bb ] %tmp84 = call ptr @llvm.objc.retain(ptr %tmp10.1) nounwind call void @llvm.objc.release(ptr %tmp23) nounwind %tmp87 = call ptr @llvm.objc.autorelease(ptr %tmp84) nounwind call void @llvm.objc.release(ptr %tmp10.1) nounwind ret ptr %tmp87 }