Make Sema::WeakUndeclaredIdentifiers lazily deserialized.
llvm-svn: 136368
diff --git a/clang/lib/Sema/SemaDeclAttr.cpp b/clang/lib/Sema/SemaDeclAttr.cpp
index 2294c0e..694d38b 100644
--- a/clang/lib/Sema/SemaDeclAttr.cpp
+++ b/clang/lib/Sema/SemaDeclAttr.cpp
@@ -3289,15 +3289,18 @@
bool NonInheritable, bool Inheritable) {
// It's valid to "forward-declare" #pragma weak, in which case we
// have to do this.
- if (Inheritable && !WeakUndeclaredIdentifiers.empty()) {
- if (NamedDecl *ND = dyn_cast<NamedDecl>(D)) {
- if (IdentifierInfo *Id = ND->getIdentifier()) {
- llvm::DenseMap<IdentifierInfo*,WeakInfo>::iterator I
- = WeakUndeclaredIdentifiers.find(Id);
- if (I != WeakUndeclaredIdentifiers.end() && ND->hasLinkage()) {
- WeakInfo W = I->second;
- DeclApplyPragmaWeak(S, ND, W);
- WeakUndeclaredIdentifiers[Id] = W;
+ if (Inheritable) {
+ LoadExternalWeakUndeclaredIdentifiers();
+ if (!WeakUndeclaredIdentifiers.empty()) {
+ if (NamedDecl *ND = dyn_cast<NamedDecl>(D)) {
+ if (IdentifierInfo *Id = ND->getIdentifier()) {
+ llvm::DenseMap<IdentifierInfo*,WeakInfo>::iterator I
+ = WeakUndeclaredIdentifiers.find(Id);
+ if (I != WeakUndeclaredIdentifiers.end() && ND->hasLinkage()) {
+ WeakInfo W = I->second;
+ DeclApplyPragmaWeak(S, ND, W);
+ WeakUndeclaredIdentifiers[Id] = W;
+ }
}
}
}