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-rw-r--r--lib/Lex/MacroInfo.cpp3
-rw-r--r--lib/Lex/PPDirectives.cpp13
-rw-r--r--lib/Serialization/ASTReader.cpp2
3 files changed, 16 insertions, 2 deletions
diff --git a/lib/Lex/MacroInfo.cpp b/lib/Lex/MacroInfo.cpp
index 3d4ffb40c0..213e71132b 100644
--- a/lib/Lex/MacroInfo.cpp
+++ b/lib/Lex/MacroInfo.cpp
@@ -28,7 +28,8 @@ MacroInfo::MacroInfo(SourceLocation DefLoc)
IsDisabled(false),
IsUsed(false),
IsAllowRedefinitionsWithoutWarning(false),
- IsWarnIfUnused(false) {
+ IsWarnIfUnused(false),
+ FromASTFile(false) {
}
unsigned MacroInfo::getDefinitionLengthSlow(SourceManager &SM) const {
diff --git a/lib/Lex/PPDirectives.cpp b/lib/Lex/PPDirectives.cpp
index e19eb31335..163dbf413e 100644
--- a/lib/Lex/PPDirectives.cpp
+++ b/lib/Lex/PPDirectives.cpp
@@ -57,6 +57,19 @@ MacroInfo *Preprocessor::AllocateMacroInfo(SourceLocation L) {
return MI;
}
+MacroInfo *Preprocessor::AllocateDeserializedMacroInfo(SourceLocation L,
+ unsigned SubModuleID) {
+ LLVM_STATIC_ASSERT(llvm::AlignOf<MacroInfo>::Alignment >= sizeof(SubModuleID),
+ "alignment for MacroInfo is less than the ID");
+ MacroInfo *MI =
+ (MacroInfo*)BP.Allocate(sizeof(MacroInfo) + sizeof(SubModuleID),
+ llvm::AlignOf<MacroInfo>::Alignment);
+ new (MI) MacroInfo(L);
+ MI->FromASTFile = true;
+ MI->setOwningModuleID(SubModuleID);
+ return MI;
+}
+
MacroDirective *Preprocessor::AllocateMacroDirective(MacroInfo *MI,
SourceLocation Loc,
bool isImported) {
diff --git a/lib/Serialization/ASTReader.cpp b/lib/Serialization/ASTReader.cpp
index 0f674530bc..73cd72f44c 100644
--- a/lib/Serialization/ASTReader.cpp
+++ b/lib/Serialization/ASTReader.cpp
@@ -1151,7 +1151,7 @@ void ASTReader::ReadMacroRecord(ModuleFile &F, uint64_t Offset,
SubmoduleID GlobalSubmoduleID = getGlobalSubmoduleID(F, Record[2]);
unsigned NextIndex = 3;
SourceLocation Loc = ReadSourceLocation(F, Record, NextIndex);
- MacroInfo *MI = PP.AllocateMacroInfo(Loc);
+ MacroInfo *MI = PP.AllocateDeserializedMacroInfo(Loc, GlobalSubmoduleID);
// FIXME: Location should be import location in case of module.
MacroDirective *MD = PP.AllocateMacroDirective(MI, Loc,
/*isImported=*/true);