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LTO: expose LTO_SYMBOL_COMDAT flag, which indicates that the definition is part of a comdat group.

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Reviewers: rafael

Subscribers: llvm-commits, ruiu

Differential Revision: http://reviews.llvm.org/D10330

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239559 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Peter Collingbourne 2015-06-11 21:41:27 +00:00
parent 3238e64ef4
commit 6f69f4074f
2 changed files with 5 additions and 1 deletions
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3
include/llvm-c/lto.h
View File

@ -62,7 +62,8 @@ typedef enum {
LTO_SYMBOL_SCOPE_HIDDEN = 0x00001000,
LTO_SYMBOL_SCOPE_PROTECTED = 0x00002000,
LTO_SYMBOL_SCOPE_DEFAULT = 0x00001800,
LTO_SYMBOL_SCOPE_DEFAULT_CAN_BE_HIDDEN = 0x00002800
LTO_SYMBOL_SCOPE_DEFAULT_CAN_BE_HIDDEN = 0x00002800,
LTO_SYMBOL_COMDAT = 0x00004000
} lto_symbol_attributes;
/**

3
lib/LTO/LTOModule.cpp
View File

@ -468,6 +468,9 @@ void LTOModule::addDefinedSymbol(const char *Name, const GlobalValue *def,
else
attr |= LTO_SYMBOL_SCOPE_DEFAULT;
if (def->hasComdat())
attr |= LTO_SYMBOL_COMDAT;
auto Iter = _defines.insert(Name).first;
// fill information structure