58 lines
1.6 KiB
LLVM
58 lines
1.6 KiB
LLVM
; RUN: rm -rf %t && split-file %s %t
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; RUN: llvm-link %t/1.ll -S -o - | FileCheck %s --check-prefix=CHECK1
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;; The source doesn't have comdat.
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; RUN: llvm-link %t/2.ll -S -o - | FileCheck %s --check-prefix=CHECK2
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;; The leader is an alias.
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; RUN: llvm-link %t/3.ll %t/3-aux.ll -S -o - | FileCheck %s
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; RUN: llvm-link %t/3-aux.ll %t/3.ll -S -o - | FileCheck %s
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;--- 1.ll
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$c = comdat any
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@a = alias void (), void ()* @f
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define internal void @f() comdat($c) {
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ret void
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}
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; CHECK1-DAG: $c = comdat any
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; CHECK1-DAG: @a = alias void (), void ()* @f
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; CHECK1-DAG: define internal void @f() comdat($c)
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$f2 = comdat largest
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define linkonce_odr void @f2() comdat($f2) {
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ret void
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}
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define void @f3() comdat($f2) {
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ret void
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}
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; CHECK1-DAG: $f2 = comdat largest
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; CHECK1-DAG: define linkonce_odr void @f2()
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;--- 2.ll
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$c = comdat largest
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; CHECK2: @c = global i32 0, comdat
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@c = global i32 0, comdat
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;--- 3.ll
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target datalayout = "e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32"
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$foo = comdat largest
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@foo = linkonce_odr unnamed_addr constant [1 x i8*] [i8* bitcast (void ()* @bar to i8*)], comdat($foo)
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; CHECK: @foo = alias i8*, getelementptr inbounds ([2 x i8*], [2 x i8*]* @some_name, i32 0, i32 1)
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declare void @bar() unnamed_addr
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;--- 3-aux.ll
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target datalayout = "e-m:w-p:32:32-i64:64-f80:32-n8:16:32-S32"
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$foo = comdat largest
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@zed = external constant i8
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@some_name = private unnamed_addr constant [2 x i8*] [i8* @zed, i8* bitcast (void ()* @bar to i8*)], comdat($foo)
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@foo = alias i8*, getelementptr([2 x i8*], [2 x i8*]* @some_name, i32 0, i32 1)
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declare void @bar() unnamed_addr
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