[flang-commits] [flang] [flang][OpenMP] Parse strictly- and loosely-structured blocks (PR #150298)

[Tom Eccles via flang-commits]

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@@ -1570,12 +1618,17 @@ TYPE_PARSER(
             Parser<OpenMPInteropConstruct>{})) /
     endOfLine)
 
+static constexpr auto StandaloneDirectiveLookahead{//
+    "TARGET ENTER DATA"_sptok || "TARGET_ENTER_DATA"_sptok || //
+    "TARGET EXIT DATA"_sptok || "TARGET_EXIT"_sptok || //
+    "TARGET UPDATE"_sptok || "TARGET_UPDATE"_sptok};
+
 // Directives enclosing structured-block
 TYPE_PARSER(
     // In this context "TARGET UPDATE" can be parsed as a TARGET directive
     // followed by an UPDATE clause. This is the only combination at the
     // moment, exclude it explicitly.
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tblah wrote:

nit: this comment needs updating. Maybe this also needs a lit test?

https://github.com/llvm/llvm-project/pull/150298