1; REQUIRES: asserts 2; RUN: opt -passes=mergefunc -stats -disable-output < %s 2>&1 | grep "functions merged" 3 4; This test is checks whether we can merge 5; vector<intptr_t>::push_back(0) 6; and 7; vector<ptr>::push_back(0) 8; . 9 10target 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" 11target triple = "x86_64-unknown-linux-gnu" 12 13%0 = type { i32, ptr, ptr } 14%1 = type { i64, i1 } 15%"class.std::vector" = type { [24 x i8] } 16 17@vi = global %"class.std::vector" zeroinitializer, align 8 18@__dso_handle = external unnamed_addr global ptr 19@vp = global %"class.std::vector" zeroinitializer, align 8 20@llvm.global_ctors = appending global [1 x %0] [%0 { i32 65535, ptr @_GLOBAL__I_a, ptr null }] 21 22define linkonce_odr void @_ZNSt6vectorIlSaIlEED1Ev(ptr nocapture %this) unnamed_addr align 2 { 23entry: 24 %tmp3.i.i = load ptr, ptr %this, align 8 25 %tobool.i.i.i = icmp eq ptr %tmp3.i.i, null 26 br i1 %tobool.i.i.i, label %_ZNSt6vectorIlSaIlEED2Ev.exit, label %if.then.i.i.i 27 28if.then.i.i.i: ; preds = %entry 29 tail call void @_ZdlPv(ptr %tmp3.i.i) nounwind 30 ret void 31 32_ZNSt6vectorIlSaIlEED2Ev.exit: ; preds = %entry 33 ret void 34} 35 36declare i32 @__cxa_atexit(ptr, ptr, ptr) 37 38define linkonce_odr void @_ZNSt6vectorIPvSaIS0_EED1Ev(ptr nocapture %this) unnamed_addr align 2 { 39entry: 40 %tmp3.i.i = load ptr, ptr %this, align 8 41 %tobool.i.i.i = icmp eq ptr %tmp3.i.i, null 42 br i1 %tobool.i.i.i, label %_ZNSt6vectorIPvSaIS0_EED2Ev.exit, label %if.then.i.i.i 43 44if.then.i.i.i: ; preds = %entry 45 tail call void @_ZdlPv(ptr %tmp3.i.i) nounwind 46 ret void 47 48_ZNSt6vectorIPvSaIS0_EED2Ev.exit: ; preds = %entry 49 ret void 50} 51 52declare void @_Z1fv() 53 54declare void @_ZNSt6vectorIPvSaIS0_EE13_M_insert_auxEN9__gnu_cxx17__normal_iteratorIPS0_S2_EERKS0_(ptr nocapture %this, ptr %__position.coerce, ptr nocapture %__x) align 2 55 56declare void @_ZdlPv(ptr) nounwind 57 58declare void @llvm.memmove.p0.p0.i64(ptr nocapture, ptr nocapture, i64, i1) nounwind 59 60declare void @_ZSt17__throw_bad_allocv() noreturn 61 62declare noalias ptr @_Znwm(i64) 63 64declare void @_ZNSt6vectorIlSaIlEE13_M_insert_auxEN9__gnu_cxx17__normal_iteratorIPlS1_EERKl(ptr nocapture %this, ptr %__position.coerce, ptr nocapture %__x) align 2 65 66declare void @_GLOBAL__I_a() 67 68declare %0 @llvm.uadd.with.overflow.i64(i64, i64) nounwind readnone 69