In ~Preprocessor(), also cleanup the MacroInfo objects left-over from stray "#pragma push_macro" uses. This
fixes a potential memory leak.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@116826 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/Preprocessor.cpp b/lib/Lex/Preprocessor.cpp
index 5160acf..56ed765 100644
--- a/lib/Lex/Preprocessor.cpp
+++ b/lib/Lex/Preprocessor.cpp
@@ -123,6 +123,13 @@
// memory alocated by MacroInfo.
(*I)->Destroy();
}
+ for (llvm::DenseMap<IdentifierInfo*, std::vector<MacroInfo*> >::iterator I =
+ PragmaPushMacroInfo.begin(), E = PragmaPushMacroInfo.end(); I!=E; ++I){
+ for (std::vector<MacroInfo*>::iterator I2 = I->second.begin(), E2 = I->second.end();
+ I2 != E2; ++I2) {
+ (*I2)->Destroy();
+ }
+ }
// Free any cached macro expanders.
for (unsigned i = 0, e = NumCachedTokenLexers; i != e; ++i)