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062b5d40cb
for 32 bit signed, 32 bit unsigned, and 64 bit pointers." This reverts 57076d3199fc2b0af4a3736b7749dd5462cacda5. Original review at https://reviews.llvm.org/D64931. Review for added fix at https://reviews.llvm.org/D66843. llvm-svn: 371568
32 lines
1.8 KiB
LLVM
32 lines
1.8 KiB
LLVM
; This test ensures that when linkonce_odr + unnamed_addr symbols promoted to
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; weak symbols, it preserves the auto hide property when possible.
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; RUN: opt -module-summary %s -o %t.bc
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; RUN: opt -module-summary %p/Inputs/linkonce_odr_unnamed_addr.ll -o %t2.bc
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; Check old LTO API
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; RUN: llvm-lto -thinlto-action=thinlink -o %t3.bc %t.bc %t2.bc
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; RUN: llvm-lto -thinlto-action=promote %t.bc -thinlto-index=%t3.bc -o - | llvm-dis -o - | FileCheck %s
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; Check new LTO API
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; RUN: llvm-lto2 run -save-temps -o %t6.bc %t.bc %t2.bc -r=%t.bc,linkonceodrunnamed,p -r=%t.bc,odrunnamed,p -r=%t2.bc,linkonceodrunnamed, -r=%t2.bc,odrunnamed,
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; RUN: llvm-dis %t6.bc.1.1.promote.bc -o - | FileCheck %s
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; Now test when one module does not have a summary. In that case we must be
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; conservative and not auto hide.
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; RUN: opt %p/Inputs/linkonce_odr_unnamed_addr.ll -o %t4.bc
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; Check new LTO API (old LTO API does not detect this case).
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; RUN: llvm-lto2 run -save-temps -o %t6.bc %t.bc %t4.bc -r=%t.bc,linkonceodrunnamed,p -r=%t.bc,odrunnamed,p -r=%t4.bc,linkonceodrunnamed, -r=%t4.bc,odrunnamed,
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; RUN: llvm-dis %t6.bc.1.1.promote.bc -o - | FileCheck %s --check-prefix=NOSUMMARY
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-grtev4-linux-gnu"
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; In this case all copies are linkonce_odr, so it may be hidden.
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; CHECK: @linkonceodrunnamed = weak_odr hidden unnamed_addr constant i32 0
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; NOSUMMARY: @linkonceodrunnamed = weak_odr unnamed_addr constant i32 0
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@linkonceodrunnamed = linkonce_odr unnamed_addr constant i32 0
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; In this case, the other copy was weak_odr, so it may not be hidden.
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; CHECK: @odrunnamed = weak_odr unnamed_addr constant i32 0
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; NOSUMMARY: @odrunnamed = weak_odr unnamed_addr constant i32 0
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@odrunnamed = linkonce_odr unnamed_addr constant i32 0
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