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-rw-r--r--clang/lib/Analysis/CFG.cpp13
1 files changed, 13 insertions, 0 deletions
diff --git a/clang/lib/Analysis/CFG.cpp b/clang/lib/Analysis/CFG.cpp
index a317e0452cf..eab7da7e837 100644
--- a/clang/lib/Analysis/CFG.cpp
+++ b/clang/lib/Analysis/CFG.cpp
@@ -888,6 +888,19 @@ CFGBlock* CFGBuilder::VisitForStmt(ForStmt* F) {
if (Stmt* C = F->getCond()) {
Block = ExitConditionBlock;
EntryConditionBlock = addStmt(C);
+ assert(Block == EntryConditionBlock);
+
+ // If this block contains a condition variable, add both the condition
+ // variable and initializer to the CFG.
+ if (VarDecl *VD = F->getConditionVariable()) {
+ if (Expr *Init = VD->getInit()) {
+ autoCreateBlock();
+ AppendStmt(Block, F, AddStmtChoice::AlwaysAdd);
+ EntryConditionBlock = addStmt(Init);
+ assert(Block == EntryConditionBlock);
+ }
+ }
+
if (Block) {
if (!FinishBlock(EntryConditionBlock))
return 0;
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