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f8c8b1a8b3
When importing symbols from another module, also import any corresponding symver directives. Differential revision: https://reviews.llvm.org/D92335
29 lines
1.1 KiB
LLVM
29 lines
1.1 KiB
LLVM
; RUN: opt -thinlto-bc %s -o %t1.bc
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; RUN: opt -thinlto-bc %p/Inputs/import-symver-foo.ll -o %t2.bc
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; RUN: llvm-lto -thinlto-action=thinlink %t1.bc %t2.bc -o %t3.index.bc
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; RUN: llvm-lto -thinlto-action=import -exported-symbol=main %t1.bc -thinlto-index=%t3.index.bc
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; RUN: llvm-dis %t1.bc.thinlto.imported.bc -o - | FileCheck --check-prefix=IMPORT %s
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; RUN: llvm-lto -thinlto-action=import -exported-symbol=main -import-instr-limit=0 %t1.bc -thinlto-index=%t3.index.bc
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; RUN: llvm-dis %t1.bc.thinlto.imported.bc -o - | FileCheck --check-prefix=NOIMPORT %s
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; When @bar gets imported, the symver must be imported too.
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; IMPORT: module asm ".symver bar, bar@BAR_1.2.3"
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; IMPORT: declare dso_local i32 @bar()
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; When @bar isn't imported, the symver is also not imported.
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; NOIMPORT-NOT: module asm
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; NOIMPORT-NOT: declare dso_local i32 @bar()
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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-unknown-linux-gnu"
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declare dso_local i32 @foo()
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define dso_local i32 @main() {
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entry:
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%call = tail call i32 @foo()
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ret i32 %call
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}
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