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[llvm-extract] Drop comdats from declarations 

The verifier rejects comdats on declarations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241483 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Kleckner 2015-07-06 18:48:02 +00:00
parent e473de21aa
commit f0101b2d60
2 changed files with 13 additions and 4 deletions
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10
lib/Transforms/IPO/ExtractGV.cpp
View File

@ -93,8 +93,11 @@ namespace {
makeVisible(*I, Delete);
if (Delete)
if (Delete) {
// Make this a declaration and drop it's comdat.
I->setInitializer(nullptr);
I->setComdat(nullptr);
}
}
// Visit the Functions.
@ -108,8 +111,11 @@ namespace {
makeVisible(*I, Delete);
if (Delete)
if (Delete) {
// Make this a declaration and drop it's comdat.
I->deleteBody();
I->setComdat(nullptr);
}
}
// Visit the Aliases.

7
test/Other/extract.ll
View File

@ -7,19 +7,22 @@
; llvm-extract uses lazy bitcode loading, so make sure it correctly reads
; from bitcode files in addition to assembly files.
; CHECK: define hidden void @foo() {
; CHECK: define hidden void @foo() comdat($x) {
; CHECK: ret void
; CHECK: }
; The private linkage for foo() should be changed to external linkage and
; hidden visibility added.
; DELETE: declare hidden void @foo()
; DELETE-NOT: comdat
; DELETE: define void @bar() {
; DELETE: call void @foo()
; DELETE: ret void
; DELETE: }
define private void @foo() {
$x = comdat any
define private void @foo() comdat($x) {
ret void
}
define void @bar() {