[clang] [OpenACC][CIR] Handle 'declare' construct local lowering (&link clause) (PR #168793)

[Erich Keane via cfe-commits]

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@@ -11,13 +11,41 @@
 //===----------------------------------------------------------------------===//
 
 #include "CIRGenFunction.h"
+#include "mlir/Dialect/OpenACC/OpenACC.h"
 #include "clang/AST/DeclOpenACC.h"
 
 using namespace clang;
 using namespace clang::CIRGen;
 
+namespace {
+struct OpenACCDeclareCleanup final : EHScopeStack::Cleanup {
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erichkeane wrote:

I believe the standard is pretty silent on exceptions, but most devices would fail exceptions.  This SHOULD interact fine with exceptions though, at least based on my understanding of cleanups.  It at least does get in sync with all the other cleanups as far as I can tell.

https://github.com/llvm/llvm-project/pull/168793