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1; RUN: opt < %s -passes=gvn -disable-output2; PR37753 4; ModuleID = 'bugpoint-reduced-simplified.bc'5target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"6target triple = "i386-pc-linux-gnu"7 %llvm.dbg.anchor.type = type { i32, i32 }8 %"struct.__gnu_cxx::hash<ptr>" = type <{ i8 }>9 %struct.__sched_param = type { i32 }10 %struct._pthread_descr_struct = type opaque11 %struct.pthread_attr_t = type { i32, i32, %struct.__sched_param, i32, i32, i32, i32, ptr, i32 }12 %struct.pthread_mutex_t = type { i32, i32, ptr, i32, %llvm.dbg.anchor.type }13 %"struct.std::_Rb_tree<ptr,std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > >,std::_Select1st<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > >,std::less<ptr>,std::allocator<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > > >" = type { %"struct.std::_Rb_tree<ptr,std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > >,std::_Select1st<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > >,std::less<ptr>,std::allocator<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > > >::_Rb_tree_impl<std::less<ptr>,false>" }14 %"struct.std::_Rb_tree<ptr,std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > >,std::_Select1st<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > >,std::less<ptr>,std::allocator<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > > >::_Rb_tree_impl<std::less<ptr>,false>" = type { %"struct.__gnu_cxx::hash<ptr>", %"struct.std::_Rb_tree_node_base", i32 }15 %"struct.std::_Rb_tree_iterator<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > >" = type { ptr }16 %"struct.std::_Rb_tree_node_base" = type { i32, ptr, ptr, ptr }17 %"struct.std::pair<std::_Rb_tree_iterator<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > >,bool>" = type { %"struct.std::_Rb_tree_iterator<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > >", i8 }18 %"struct.std::pair<ptr const,ptr>" = type { ptr, ptr }19 20@_ZL20__gthrw_pthread_oncePiPFvvE = weak alias i32 (ptr, ptr), ptr @pthread_once ; <ptr> [#uses=0]21@_ZL27__gthrw_pthread_getspecificj = weak alias ptr (i32), ptr @pthread_getspecific ; <ptr> [#uses=0]22@_ZL27__gthrw_pthread_setspecificjPKv = weak alias i32 (i32, ptr), ptr @pthread_setspecific ; <ptr> [#uses=0]23@_ZL22__gthrw_pthread_createPmPK16__pthread_attr_sPFPvS3_ES3_ = weak alias i32 (ptr, ptr, ptr, ptr), ptr @pthread_create ; <ptr> [#uses=0]24@_ZL22__gthrw_pthread_cancelm = weak alias i32 (i32), ptr @pthread_cancel ; <ptr> [#uses=0]25@_ZL26__gthrw_pthread_mutex_lockP15pthread_mutex_t = weak alias i32 (ptr), ptr @pthread_mutex_lock ; <ptr> [#uses=0]26@_ZL29__gthrw_pthread_mutex_trylockP15pthread_mutex_t = weak alias i32 (ptr), ptr @pthread_mutex_trylock ; <ptr> [#uses=0]27@_ZL28__gthrw_pthread_mutex_unlockP15pthread_mutex_t = weak alias i32 (ptr), ptr @pthread_mutex_unlock ; <ptr> [#uses=0]28@_ZL26__gthrw_pthread_mutex_initP15pthread_mutex_tPK19pthread_mutexattr_t = weak alias i32 (ptr, ptr), ptr @pthread_mutex_init ; <ptr> [#uses=0]29@_ZL26__gthrw_pthread_key_createPjPFvPvE = weak alias i32 (ptr, ptr), ptr @pthread_key_create ; <ptr> [#uses=0]30@_ZL26__gthrw_pthread_key_deletej = weak alias i32 (i32), ptr @pthread_key_delete ; <ptr> [#uses=0]31@_ZL30__gthrw_pthread_mutexattr_initP19pthread_mutexattr_t = weak alias i32 (ptr), ptr @pthread_mutexattr_init ; <ptr> [#uses=0]32@_ZL33__gthrw_pthread_mutexattr_settypeP19pthread_mutexattr_ti = weak alias i32 (ptr, i32), ptr @pthread_mutexattr_settype ; <ptr> [#uses=0]33@_ZL33__gthrw_pthread_mutexattr_destroyP19pthread_mutexattr_t = weak alias i32 (ptr), ptr @pthread_mutexattr_destroy ; <ptr> [#uses=0]34 35declare fastcc void @_ZNSt10_Select1stISt4pairIKPvS1_EEC1Ev() nounwind readnone36 37define fastcc void @_ZNSt8_Rb_treeIPvSt4pairIKS0_S0_ESt10_Select1stIS3_ESt4lessIS0_ESaIS3_EE16_M_insert_uniqueERKS3_(ptr noalias nocapture sret(%"struct.std::pair<std::_Rb_tree_iterator<std::pair<ptr const, std::vector<ShadowInfo, std::allocator<ShadowInfo> > > >,bool>") %agg.result, ptr %this, ptr %__v) nounwind {38entry:39 br i1 false, label %bb7, label %bb40 41bb: ; preds = %bb, %entry42 br i1 false, label %bb5, label %bb43 44bb5: ; preds = %bb45 call fastcc void @_ZNSt10_Select1stISt4pairIKPvS1_EEC1Ev() nounwind46 br i1 false, label %bb11, label %bb747 48bb7: ; preds = %bb5, %entry49 br label %bb1150 51bb11: ; preds = %bb7, %bb552 call fastcc void @_ZNSt10_Select1stISt4pairIKPvS1_EEC1Ev() nounwind53 unreachable54}55 56define i32 @pthread_once(ptr, ptr) {57 ret i32 058}59 60define ptr @pthread_getspecific(i32) {61 ret ptr null62}63 64define i32 @pthread_setspecific(i32, ptr) {65 ret i32 066}67 68define i32 @pthread_create(ptr, ptr, ptr, ptr) {69 ret i32 070}71 72define i32 @pthread_cancel(i32) {73 ret i32 074}75 76define i32 @pthread_mutex_lock(ptr) {77 ret i32 078}79 80define i32 @pthread_mutex_trylock(ptr) {81 ret i32 082}83 84define i32 @pthread_mutex_unlock(ptr) {85 ret i32 086}87 88define i32 @pthread_mutex_init(ptr, ptr) {89 ret i32 090}91 92define i32 @pthread_key_create(ptr, ptr) {93 ret i32 094}95 96define i32 @pthread_key_delete(i32) {97 ret i32 098}99 100define i32 @pthread_mutexattr_init(ptr) {101 ret i32 0102}103 104define i32 @pthread_mutexattr_settype(ptr, i32) {105 ret i32 0106}107 108define i32 @pthread_mutexattr_destroy(ptr) {109 ret i32 0110}111