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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature2; RUN: opt -S -passes=globalopt -o - < %s | FileCheck %s3 4; No malloc promotion with non-null check.5 6target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"7target triple = "x86_64-unknown-linux-gnu"8 9@_ZL3g_i = internal global ptr null, align 810@_ZL3g_j = global ptr null, align 811@.str = private unnamed_addr constant [2 x i8] c"0\00", align 112@.str.1 = private unnamed_addr constant [2 x i8] c"1\00", align 113 14define dso_local i32 @main() {15; CHECK-LABEL: define {{[^@]+}}@main() local_unnamed_addr {16; CHECK-NEXT: bb:17; CHECK-NEXT: store ptr null, ptr @_ZL3g_i, align 818; CHECK-NEXT: call fastcc void @_ZL13PutsSomethingv()19; CHECK-NEXT: ret i32 020;21bb:22 store ptr null, ptr @_ZL3g_i, align 823 call void @_ZL13PutsSomethingv()24 ret i32 025}26 27define internal void @_ZL13PutsSomethingv() {28; CHECK-LABEL: define {{[^@]+}}@_ZL13PutsSomethingv() unnamed_addr {29; CHECK-NEXT: bb:30; CHECK-NEXT: [[I:%.*]] = load ptr, ptr @_ZL3g_i, align 831; CHECK-NEXT: [[I1:%.*]] = load ptr, ptr @_ZL3g_j, align 832; CHECK-NEXT: [[CMP:%.*]] = icmp eq ptr [[I]], [[I1]]33; CHECK-NEXT: br i1 [[CMP]], label [[BB2:%.*]], label [[BB6:%.*]]34; CHECK: bb2:35; CHECK-NEXT: [[I3:%.*]] = call noalias ptr @malloc(i64 4)36; CHECK-NEXT: store ptr [[I3]], ptr @_ZL3g_i, align 837; CHECK-NEXT: [[I5:%.*]] = call i32 @puts(ptr @.str)38; CHECK-NEXT: br label [[BB8:%.*]]39; CHECK: bb6:40; CHECK-NEXT: [[I7:%.*]] = call i32 @puts(ptr @.str.1)41; CHECK-NEXT: br label [[BB8]]42; CHECK: bb8:43; CHECK-NEXT: ret void44;45bb:46 %i = load ptr, ptr @_ZL3g_i, align 847 %i1 = load ptr, ptr @_ZL3g_j, align 848 %cmp = icmp eq ptr %i, %i149 br i1 %cmp, label %bb2, label %bb650 51bb2: ; preds = %bb52 %i3 = call noalias ptr @malloc(i64 4)53 store ptr %i3, ptr @_ZL3g_i, align 854 %i5 = call i32 @puts(ptr @.str)55 br label %bb856 57bb6: ; preds = %bb58 %i7 = call i32 @puts(ptr @.str.1)59 br label %bb860 61bb8: ; preds = %bb6, %bb262 ret void63}64 65declare dso_local noalias ptr @malloc(i64)66 67declare dso_local i32 @puts(ptr nocapture readonly)68