Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/GlobalOpt/cleanup-pointer-root-users.ll

@@ -1,49 +0,0 @@
-; RUN: opt -globalopt -S -o - < %s | FileCheck %s
-
-@glbl = internal global i8* null
-
-define void @test1a() {
-; CHECK-LABEL: @test1a(
-; CHECK-NOT: store
-; CHECK-NEXT: ret void
-  store i8* null, i8** @glbl
-  ret void
-}
-
-define void @test1b(i8* %p) {
-; CHECK-LABEL: @test1b(
-; CHECK-NEXT: store
-; CHECK-NEXT: ret void
-  store i8* %p, i8** @glbl
-  ret void
-}
-
-define void @test2() {
-; CHECK-LABEL: @test2(
-; CHECK: alloca i8
-  %txt = alloca i8
-  call void @foo2(i8* %txt)
-  %call2 = call i8* @strdup(i8* %txt)
-  store i8* %call2, i8** @glbl
-  ret void
-}
-declare i8* @strdup(i8*)
-declare void @foo2(i8*)
-
-define void @test3() uwtable personality i32 (i32, i64, i8*, i8*)* @__gxx_personality_v0 {
-; CHECK-LABEL: @test3(
-; CHECK-NOT: bb1:
-; CHECK-NOT: bb2:
-; CHECK: invoke
-  %ptr = invoke i8* @_Znwm(i64 1)
-          to label %bb1 unwind label %bb2
-bb1:
-  store i8* %ptr, i8** @glbl
-  unreachable
-bb2:
-  %tmp1 = landingpad { i8*, i32 }
-          cleanup
-  resume { i8*, i32 } %tmp1
-}
-declare i32 @__gxx_personality_v0(i32, i64, i8*, i8*)
-declare i8* @_Znwm(i64)