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1; RUN: opt -passes=globalopt,instcombine %s -S -o - | FileCheck %s2 3; Static constructor should have been optimized out4; CHECK: i32 @main5; CHECK-NEXT: ret i32 699056; CHECK-NOT: _GLOBAL__sub_I_main.cpp7 8target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"9target triple = "x86_64-pc-linux-gnu"10 11%struct.S = type { ptr }12%struct.A = type { i64, i64 }13 14@s = internal local_unnamed_addr global %struct.S zeroinitializer, align 815@llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [{ i32, ptr, ptr } { i32 65535, ptr @_GLOBAL__sub_I_main.cpp, ptr null }]16@gA = available_externally dso_local local_unnamed_addr global ptr inttoptr (i64 69905 to ptr), align 817 18define dso_local i32 @main() local_unnamed_addr {19 %1 = load i64, ptr @s, align 820 %2 = trunc i64 %1 to i3221 ret i32 %222}23 24define internal void @_GLOBAL__sub_I_main.cpp() section ".text.startup" {25 %1 = load i64, ptr @gA, align 826 store i64 %1, ptr @s, align 827 ret void28}29