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| author | Alexey Bataev <a.bataev@hotmail.com> | 2019-03-14 20:36:00 +0000 |
|---|---|---|
| committer | Alexey Bataev <a.bataev@hotmail.com> | 2019-03-14 20:36:00 +0000 |
| commit | bb8bb54e3357f85510e22cebf5cb21e89a57ffb1 (patch) | |
| tree | ee5c0003594e38a19b84d4c7f46ddd78363e732b /lib/CodeGen/CGStmtOpenMP.cpp | |
| parent | d8fe413610338c120a5297733d8b8459d529431b (diff) | |
| download | clang-bb8bb54e3357f85510e22cebf5cb21e89a57ffb1.tar.gz | |
[OPENMP]Fix crash for the ordered(n) clause.
If the doacross lop construct is used and the loop counter is declare
outside of the loop, the compiler might crash trying to get the address
of the loop counter. Patch fixes this problem.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@356198 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CGStmtOpenMP.cpp')
| -rw-r--r-- | lib/CodeGen/CGStmtOpenMP.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/CodeGen/CGStmtOpenMP.cpp b/lib/CodeGen/CGStmtOpenMP.cpp index ed66c253be..107825bd93 100644 --- a/lib/CodeGen/CGStmtOpenMP.cpp +++ b/lib/CodeGen/CGStmtOpenMP.cpp @@ -1529,8 +1529,9 @@ void CodeGenFunction::EmitOMPPrivateLoopCounters( I < E; ++I) { const auto *DRE = cast<DeclRefExpr>(C->getLoopCounter(I)); const auto *VD = cast<VarDecl>(DRE->getDecl()); - // Override only those variables that are really emitted already. - if (LocalDeclMap.count(VD)) { + // Override only those variables that can be captured to avoid re-emission + // of the variables declared within the loops. + if (DRE->refersToEnclosingVariableOrCapture()) { (void)LoopScope.addPrivate(VD, [this, DRE, VD]() { return CreateMemTemp(DRE->getType(), VD->getName()); }); |