Given Decl::isUsed() a flag indicating when to consider the "used"
attribute as part of the calculation. Sema::MarkDeclReferenced(), and
a few other places, want only to consider the "used" bit to determine,
e.g, whether to perform template instantiation. Fixes a linkage issue
with Boost.Serialization.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@106252 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/Sema.cpp b/lib/Sema/Sema.cpp
index 8bdf971..eadc2ad 100644
--- a/lib/Sema/Sema.cpp
+++ b/lib/Sema/Sema.cpp
@@ -226,7 +226,8 @@
// Remove functions that turned out to be used.
UnusedStaticFuncs.erase(std::remove_if(UnusedStaticFuncs.begin(),
UnusedStaticFuncs.end(),
- std::mem_fun(&FunctionDecl::isUsed)),
+ std::bind2nd(std::mem_fun(&FunctionDecl::isUsed),
+ true)),
UnusedStaticFuncs.end());
// Check for #pragma weak identifiers that were never declared