Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/Transforms/GlobalOpt/alias-used.ll

@@ -1,66 +0,0 @@
-; RUN: opt < %s -globalopt -S | FileCheck %s
-
-@c = global i8 42
-
-@i = internal global i8 42
-; CHECK: @ia = internal global i8 42
-@ia = internal alias i8, i8* @i
-
-@llvm.used = appending global [3 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*), i8* @ca], section "llvm.metadata"
-; CHECK-DAG: @llvm.used = appending global [3 x i8*] [i8* @ca, i8* bitcast (void ()* @f to i8*), i8* bitcast (void ()* @fa to i8*)], section "llvm.metadata"
-
-@llvm.compiler.used = appending global [4 x i8*] [i8* bitcast (void ()* @fa3 to i8*), i8* bitcast (void ()* @fa to i8*), i8* @ia, i8* @i], section "llvm.metadata"
-; CHECK-DAG: @llvm.compiler.used = appending global [2 x i8*] [i8* bitcast (void ()* @fa3 to i8*), i8* @ia], section "llvm.metadata"
-
-@sameAsUsed = global [3 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*), i8* @ca]
-; CHECK-DAG: @sameAsUsed = local_unnamed_addr global [3 x i8*] [i8* bitcast (void ()* @f to i8*), i8* bitcast (void ()* @f to i8*), i8* @c]
-
-@other = global i32* bitcast (void ()* @fa to i32*)
-; CHECK-DAG: @other = local_unnamed_addr global i32* bitcast (void ()* @f to i32*)
-
-@fa = internal alias void (), void ()* @f
-; CHECK: @fa = internal alias void (), void ()* @f
-
-@fa2 = internal alias void (), void ()* @f
-; CHECK-NOT: @fa2
-
-@fa3 = internal alias void (), void ()* @f
-; CHECK: @fa3
-
-@ca = internal alias i8, i8* @c
-; CHECK: @ca = internal alias i8, i8* @c
-
-define void @f() {
-  ret void
-}
-
-define i8* @g() {
-  ret i8* bitcast (void ()* @fa to i8*);
-}
-
-define i8* @g2() {
-  ret i8* bitcast (void ()* @fa2 to i8*);
-}
-
-define i8* @h() {
-  ret i8* @ca
-}
-
-; Check that GlobalOpt doesn't try to resolve aliases with GEP operands.
-
-%struct.S = type { i32, i32, i32 }
-@s = global %struct.S { i32 1, i32 2, i32 3 }, align 4
-
-@alias1 = alias i32, i32* getelementptr inbounds (%struct.S, %struct.S* @s, i64 0, i32 1)
-@alias2 = alias i32, i32* getelementptr inbounds (%struct.S, %struct.S* @s, i64 0, i32 2)
-
-; CHECK: load i32, i32* @alias1, align 4
-; CHECK: load i32, i32* @alias2, align 4
-
-define i32 @foo1() {
-entry:
-  %0 = load i32, i32* @alias1, align 4
-  %1 = load i32, i32* @alias2, align 4
-  %add = add nsw i32 %1, %0
-  ret i32 %add
-}