46 lines
2.1 KiB
LLVM
46 lines
2.1 KiB
LLVM
; Check that we can run WPD export using opt -wholeprogramdevirt while
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; loading/saving index from/to bitcode
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; RUN: llvm-as %s -o %t.bc
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; RUN: llvm-as %p/Inputs/devirt-single-impl2-index.ll -o %t.index.bc
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; RUN: opt %s -S -wholeprogramdevirt -whole-program-visibility -wholeprogramdevirt-read-summary=%t.index.bc \
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; RUN: -wholeprogramdevirt-summary-action=export \
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; RUN: -wholeprogramdevirt-write-summary=%t2.index.bc -o /dev/null
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; RUN: llvm-dis %t2.index.bc -o - | FileCheck %s
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; Check that opt fails to use summaries which don't contain regular LTO module
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; when performing export.
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; RUN: llvm-as %p/Inputs/devirt-bad-index.ll -o %t-bad.index.bc
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; RUN: not opt %s -S -wholeprogramdevirt -whole-program-visibility -wholeprogramdevirt-read-summary=%t-bad.index.bc \
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; RUN: -wholeprogramdevirt-summary-action=export -o /dev/null 2>&1 | FileCheck %s --check-prefix=MISSING-MODULE
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; Check single impl devirtulation in summary
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; CHECK: typeid: (name: "_ZTS1A", summary: (typeTestRes: (kind: unknown, sizeM1BitWidth: 0), wpdResolutions: ((offset: 0, wpdRes: (kind: singleImpl, singleImplName: "_ZNK1A1fEv"))))) ; guid
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; MISSING-MODULE: combined summary should contain Regular LTO module
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source_filename = "ld-temp.o"
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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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%struct.A = type { i32 (...)** }
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$_ZTV1A = comdat any
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@_ZTV1A = weak_odr hidden unnamed_addr constant { [3 x i8*] } { [3 x i8*] [i8* null, i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast (i32 (%struct.A*)* @_ZNK1A1fEv to i8*)] }, comdat, align 8, !type !0, !type !1
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@_ZTI1A = external hidden constant { i8*, i8* }, align 8
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define available_externally hidden i32 @_ZNK1A1fEv(%struct.A* %this) unnamed_addr align 2 {
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entry:
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ret i32 3
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}
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!llvm.ident = !{!2}
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!llvm.module.flags = !{!3, !4, !5, !6}
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!0 = !{i64 16, !"_ZTS1A"}
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!1 = !{i64 16, !"_ZTSM1AKFivE.virtual"}
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!2 = !{!"clang version 10.0.0 (trunk 373596)"}
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!3 = !{i32 1, !"wchar_size", i32 4}
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!4 = !{i32 1, !"EnableSplitLTOUnit", i32 1}
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!5 = !{i32 1, !"ThinLTO", i32 0}
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!6 = !{i32 1, !"LTOPostLink", i32 1}
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