[flang-commits] [PATCH] D143211: [flang] Avoid infinite recursion in common block check
Leandro Lupori via Phabricator via flang-commits
flang-commits at lists.llvm.org
Mon Feb 13 05:48:55 PST 2023
This revision was automatically updated to reflect the committed changes.
Closed by commit rG7eec2f2f218c: [flang] Avoid infinite recursion in common block check (authored by luporl).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D143211/new/
https://reviews.llvm.org/D143211
Files:
flang/lib/Semantics/resolve-names.cpp
Index: flang/lib/Semantics/resolve-names.cpp
===================================================================
--- flang/lib/Semantics/resolve-names.cpp
+++ flang/lib/Semantics/resolve-names.cpp
@@ -5768,7 +5768,14 @@
if (details) {
if (const auto *type{details->type()}) {
if (const auto *derived{type->AsDerived()}) {
- CheckCommonBlockDerivedType(name, derived->typeSymbol());
+ const Symbol &derivedTypeSymbol{derived->typeSymbol()};
+ // Don't call this member function recursively if the derived type
+ // symbol is the same symbol that is already being processed.
+ // This can happen when a component is a pointer of the same type
+ // as its parent component, for instance.
+ if (derivedTypeSymbol != typeSymbol) {
+ CheckCommonBlockDerivedType(name, derivedTypeSymbol);
+ }
}
}
}
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