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ThinLTOBitcodeWriter: Clear comdats on filtered globals.

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Differential Revision: https://reviews.llvm.org/D28839

llvm-svn: 292431
This commit is contained in:
Peter Collingbourne 2017-01-18 20:03:02 +00:00
parent 51627b9a75
commit d5dff4ce3e
2 changed files with 6 additions and 2 deletions
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2
lib/Transforms/IPO/ThinLTOBitcodeWriter.cpp
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@ -200,6 +200,7 @@ void filterModule(
continue;
F.deleteBody();
F.setComdat(nullptr);
F.clearMetadata();
}
@ -209,6 +210,7 @@ void filterModule(
GV.setInitializer(nullptr);
GV.setLinkage(GlobalValue::ExternalLinkage);
GV.setComdat(nullptr);
GV.clearMetadata();
}

6
test/Transforms/ThinLTOBitcodeWriter/split.ll
View File

@ -12,9 +12,11 @@
; BCA0: <GLOBALVAL_SUMMARY_BLOCK
; BCA1-NOT: <GLOBALVAL_SUMMARY_BLOCK
$g = comdat any
; M0: @g = external global i8{{$}}
; M1: @g = global i8 42, !type !0
@g = global i8 42, !type !0
; M1: @g = global i8 42, comdat, !type !0
@g = global i8 42, comdat, !type !0
; M0: define i8* @f()
; M1-NOT: @f()