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| author | Mehdi Amini <mehdi.amini@apple.com> | 2016-04-23 23:29:24 +0000 |
|---|---|---|
| committer | Mehdi Amini <mehdi.amini@apple.com> | 2016-04-23 23:29:24 +0000 |
| commit | cb87494f4cbd4769c6769a752c2c9fb5c4e1bb00 (patch) | |
| tree | ccba1197f36aeb02314de5e91facc38830f5d4e6 /llvm/test | |
| parent | 0d7f43ea7cb3a84251f3e536caaec420dfb8214f (diff) | |
| download | bcm5719-llvm-cb87494f4cbd4769c6769a752c2c9fb5c4e1bb00.tar.gz bcm5719-llvm-cb87494f4cbd4769c6769a752c2c9fb5c4e1bb00.zip | |
Always traverse GlobalVariable initializer when computing the export list
Summary:
We are always importing the initializer for a GlobalVariable.
So if a GlobalVariable is in the export-list, we pull in any
refs as well.
Reviewers: tejohnson
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D19102
From: Mehdi Amini <mehdi.amini@apple.com>
llvm-svn: 267303
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/ThinLTO/X86/Inputs/referenced_by_constant.ll | 16 | ||||
| -rw-r--r-- | llvm/test/ThinLTO/X86/referenced_by_constant.ll | 21 |
2 files changed, 37 insertions, 0 deletions
diff --git a/llvm/test/ThinLTO/X86/Inputs/referenced_by_constant.ll b/llvm/test/ThinLTO/X86/Inputs/referenced_by_constant.ll new file mode 100644 index 00000000000..12b179bcd0e --- /dev/null +++ b/llvm/test/ThinLTO/X86/Inputs/referenced_by_constant.ll @@ -0,0 +1,16 @@ + +target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-apple-macosx10.11.0" + +define void @referencedbyglobal() { + ret void +} + +@someglobal = internal unnamed_addr constant i8* bitcast (void ()* @referencedbyglobal to i8*) +@ptr = global i8** null + +define void @bar() #0 align 2 { + store i8** getelementptr inbounds (i8*, i8** @someglobal, i64 0) , i8*** @ptr, align 8 + ret void +} + diff --git a/llvm/test/ThinLTO/X86/referenced_by_constant.ll b/llvm/test/ThinLTO/X86/referenced_by_constant.ll new file mode 100644 index 00000000000..6c3112a40fe --- /dev/null +++ b/llvm/test/ThinLTO/X86/referenced_by_constant.ll @@ -0,0 +1,21 @@ +; Do setup work for all below tests: generate bitcode and combined index +; RUN: opt -module-summary %s -o %t.bc +; RUN: opt -module-summary %p/Inputs/referenced_by_constant.ll -o %t2.bc +; RUN: llvm-lto -thinlto-action=thinlink -o %t3.bc %t.bc %t2.bc + +; Check the import side: we import bar() and @someglobal, but not @referencedbyglobal() +; RUN: llvm-lto -thinlto-action=import %t.bc -thinlto-index=%t3.bc -o - | llvm-dis -o - | FileCheck %s --check-prefix=IMPORT +; IMPORT: @someglobal.llvm.0 = +; IMPORT: define available_externally void @bar() +; IMPORT: declare void @referencedbyglobal() + +target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-apple-macosx10.11.0" + +declare void @bar() + +define void @foo() { + call void @bar() + ret void +} + |
