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95f885390b
When we replace an internal alias with its target, be careful not to replace the entry in llvm.used (and llvm.compiler_used). git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181524 91177308-0d34-0410-b5e6-96231b3b80d8
43 lines
1.3 KiB
LLVM
43 lines
1.3 KiB
LLVM
; RUN: opt < %s -globalopt -S | FileCheck %s
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@c = global i8 42
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@llvm.used = appending global [3 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*), i8* @ca], section "llvm.metadata"
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; CHECK: @llvm.used = appending global [3 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*), i8* @ca], section "llvm.metadata"
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@llvm.compiler_used = appending global [2 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @fa3 to i8*)], section "llvm.metadata"
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@sameAsUsed = global [3 x i8*] [i8* bitcast (void ()* @fa to i8*), i8* bitcast (void ()* @f to i8*), i8* @ca]
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; CHECK: @sameAsUsed = global [3 x i8*] [i8* bitcast (void ()* @f to i8*), i8* bitcast (void ()* @f to i8*), i8* @c]
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@other = global i32* bitcast (void ()* @fa to i32*)
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; CHECK: @other = global i32* bitcast (void ()* @f to i32*)
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@fa = alias internal void ()* @f
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; CHECK: @fa = alias internal void ()* @f
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@fa2 = alias internal void ()* @f
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; CHECK-NOT: @fa2
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@fa3 = alias internal void ()* @f
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; CHECK: @fa3
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@ca = alias internal i8* @c
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; CHECK: @ca = alias internal i8* @c
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define void @f() {
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ret void
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}
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define i8* @g() {
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ret i8* bitcast (void ()* @fa to i8*);
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}
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define i8* @g2() {
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ret i8* bitcast (void ()* @fa2 to i8*);
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}
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define i8* @h() {
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ret i8* @ca
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}
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