Author: ioeric
Date: Mon Jul 9 12:02:41 2018
New Revision: 336584
URL: http://llvm.org/viewvc/llvm-project?rev=336584&view=rev
Log:
[Index] Ignore noop #undef's when handling macro occurrences.
Modified:
cfe/trunk/lib/Index/IndexingAction.cpp
Modified: cfe/trunk/lib/Index/IndexingAction.cpp
URL:
http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Index/IndexingAction.cpp?rev=336584&r1=336583&r2=336584&view=diff
==============================================================================
--- cfe/trunk/lib/Index/IndexingAction.cpp (original)
+++ cfe/trunk/lib/Index/IndexingAction.cpp Mon Jul 9 12:02:41 2018
@@ -98,6 +98,8 @@ public:
void MacroUndefined(const Token &MacroNameTok, const MacroDefinition &MD,
const MacroDirective *Undef) override {
+ if (!MD.getMacroInfo()) // Ignore noop #undef.
+ return;
IndexCtx->handleMacroUndefined(*MacroNameTok.getIdentifierInfo(),
MacroNameTok.getLocation(),
*MD.getMacroInfo());
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