[PATCH] D143021: [OpenMP 5.2] Deprecate 'destroy' clause without argument for 'depobj' construct

[Fazlay Rabbi via Phabricator via cfe-commits]

mdfazlay updated this revision to Diff 495196.
mdfazlay added a comment.

@ABataev, I have addressed your last two comments and updated the diff. Please take a look at your convenient time :)


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D143021/new/

https://reviews.llvm.org/D143021

Files:
  clang/include/clang/Basic/DiagnosticParseKinds.td
  clang/lib/Sema/SemaOpenMP.cpp
  clang/test/OpenMP/depobj_messages.cpp


Index: clang/test/OpenMP/depobj_messages.cpp
===================================================================
--- clang/test/OpenMP/depobj_messages.cpp
+++ clang/test/OpenMP/depobj_messages.cpp
@@ -2,11 +2,15 @@
 // RUN: -ferror-limit 100 %s -Wuninitialized
 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp -fopenmp-version=51 \
 // RUN: -ferror-limit 100 %s -Wuninitialized
+// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp -fopenmp-version=52 \
+// RUN: -ferror-limit 100 %s -Wuninitialized
 
 // RUN: %clang_cc1 -verify=expected,omp50 -fopenmp-simd -fopenmp-version=50 \
 // RUN: -ferror-limit 100 %s -Wuninitialized
 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp-simd -fopenmp-version=51 \
 // RUN: -ferror-limit 100 %s -Wuninitialized
+// RUN: %clang_cc1 -verify=expected,omp52 -fopenmp-simd -fopenmp-version=52 \
+// RUN: -ferror-limit 100 %s -Wuninitialized
 
 struct S1 { // expected-note 2 {{declared here}}
   int a;
@@ -27,7 +31,7 @@
 #pragma omp depobj(x) untied  // expected-error {{unexpected OpenMP clause 'untied' in directive '#pragma omp depobj'}}
 #pragma omp depobj(x) unknown // expected-warning {{extra tokens at the end of '#pragma omp depobj' are ignored}}
   if (argc)
-#pragma omp depobj(x) destroy // expected-error {{'#pragma omp depobj' cannot be an immediate substatement}}
+#pragma omp depobj(x) destroy // omp52-error {{expected 'destroy' clause with an argument on '#pragma omp depobj' construct}} expected-error {{'#pragma omp depobj' cannot be an immediate substatement}}
     if (argc) {
 #pragma omp depobj(x) depend(in:s)
     }
@@ -148,16 +152,16 @@
 #pragma omp parallel depobj(argc) // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
   ;
 #pragma omp depobj(x) seq_cst // expected-error {{unexpected OpenMP clause 'seq_cst' in directive '#pragma omp depobj'}}
-#pragma omp depobj(x) depend(source: x) // omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'inoutset' in OpenMP clause 'depend'}} omp50-error {{expected depend modifier(iterator) or 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}}
+#pragma omp depobj(x) depend(source: x) // omp52-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'inoutset' in OpenMP clause 'depend'}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'inoutset' in OpenMP clause 'depend'}} omp50-error {{expected depend modifier(iterator) or 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}}
 #pragma omp depobj(x) update // expected-error {{expected '(' after 'update'}}
-#pragma omp depobj(x) update( // expected-error {{expected ')'}} expected-note {{to match this '('}} omp51-error {{expected 'in', 'out', 'inout', 'mutexinoutset' or 'inoutset' in OpenMP clause 'update'}} omp50-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'update'}}
-#pragma omp depobj(x) update(sink // expected-error {{expected ')'}} expected-note {{to match this '('}} omp51-error {{expected 'in', 'out', 'inout', 'mutexinoutset' or 'inoutset' in OpenMP clause 'update'}} omp50-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'update'}}
-#pragma omp depobj(x) destroy destroy // expected-error {{directive '#pragma omp depobj' cannot contain more than one 'destroy' clause}}
+#pragma omp depobj(x) update( // expected-error {{expected ')'}} expected-note {{to match this '('}} omp52-error {{expected 'in', 'out', 'inout', 'mutexinoutset' or 'inoutset' in OpenMP clause 'update'}} omp51-error {{expected 'in', 'out', 'inout', 'mutexinoutset' or 'inoutset' in OpenMP clause 'update'}} omp50-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'update'}}
+#pragma omp depobj(x) update(sink // expected-error {{expected ')'}} expected-note {{to match this '('}} omp52-error {{expected 'in', 'out', 'inout', 'mutexinoutset' or 'inoutset' in OpenMP clause 'update'}} omp51-error {{expected 'in', 'out', 'inout', 'mutexinoutset' or 'inoutset' in OpenMP clause 'update'}} omp50-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'update'}}
+#pragma omp depobj(x) destroy destroy //omp52-error {{expected 'destroy' clause with an argument on '#pragma omp depobj' construct}} omp50-error {{directive '#pragma omp depobj' cannot contain more than one 'destroy' clause}} // omp52-error {{directive '#pragma omp depobj' cannot contain more than one 'destroy' clause}} omp52-error {{expected 'destroy' clause with an argument on '#pragma omp depobj' construct}} omp51-error {{directive '#pragma omp depobj' cannot contain more than one 'destroy' clause}}
 #pragma omp depobj(x) update(in) update(in) // expected-error {{directive '#pragma omp depobj' cannot contain more than one 'update' clause}}
-#pragma omp depobj(x) depend(in: argc) destroy // expected-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}}
-#pragma omp depobj(x) destroy depend(in: argc) // expected-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}}
+#pragma omp depobj(x) depend(in: argc) destroy // omp52-error {{expected 'destroy' clause with an argument on '#pragma omp depobj' construct}} omp51-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}} omp50-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}}
+#pragma omp depobj(x) destroy depend(in: argc) // omp52-error {{expected 'destroy' clause with an argument on '#pragma omp depobj' construct}} omp51-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}} omp50-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}}
 #pragma omp depobj(x) depend(in: argc) update(mutexinoutset) // expected-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}}
-#pragma omp depobj(x) update(inout) destroy // expected-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}}
+#pragma omp depobj(x) update(inout) destroy // omp52-error {{expected 'destroy' clause with an argument on '#pragma omp depobj' construct}} omp51-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}} omp50-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}}
 #pragma omp depobj(x) (x) depend(in: x) // expected-warning {{extra tokens at the end of '#pragma omp depobj' are ignored}}
 #pragma omp depobj(x) (x) update(in) // expected-warning {{extra tokens at the end of '#pragma omp depobj' are ignored}}
 #pragma omp depobj(x) depend(in: argc) depend(out:argc) // expected-error {{exactly one of 'depend', 'destroy', or 'update' clauses is expected}}
@@ -165,7 +169,7 @@
 #pragma omp destroy depobj(x) // expected-error {{expected an OpenMP directive}}
 #pragma omp update(out) depobj(x) // expected-error {{expected an OpenMP directive}}
 #pragma omp depobj depend(in:x) (x) // expected-error {{expected depobj expression}} expected-warning {{extra tokens at the end of '#pragma omp depobj' are ignored}} expected-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}
-#pragma omp depobj destroy (x) // expected-error {{expected depobj expression}} expected-warning {{extra tokens at the end of '#pragma omp depobj' are ignored}}
+#pragma omp depobj destroy (x) // omp52-error {{expected 'destroy' clause with an argument on '#pragma omp depobj' construct}} expected-error {{expected depobj expression}} expected-warning {{extra tokens at the end of '#pragma omp depobj' are ignored}}
 #pragma omp depobj update(in) (x) // expected-error {{expected depobj expression}} expected-warning {{extra tokens at the end of '#pragma omp depobj' are ignored}}
   return tmain(argc); // expected-note {{in instantiation of function template specialization 'tmain<int>' requested here}}
 }
Index: clang/lib/Sema/SemaOpenMP.cpp
===================================================================
--- clang/lib/Sema/SemaOpenMP.cpp
+++ clang/lib/Sema/SemaOpenMP.cpp
@@ -17662,6 +17662,13 @@
                                           SourceLocation LParenLoc,
                                           SourceLocation VarLoc,
                                           SourceLocation EndLoc) {
+  if (!InteropVar && LangOpts.OpenMP >= 52 &&
+      DSAStack->getCurrentDirective() == OMPD_depobj) {
+    Diag(StartLoc, diag::err_omp_expected_clause_argument)
+        << getOpenMPClauseName(OMPC_destroy)
+        << getOpenMPDirectiveName(OMPD_depobj);
+    return nullptr;
+  }
   if (InteropVar &&
       !isValidInteropVariable(*this, InteropVar, VarLoc, OMPC_destroy))
     return nullptr;
Index: clang/include/clang/Basic/DiagnosticParseKinds.td
===================================================================
--- clang/include/clang/Basic/DiagnosticParseKinds.td
+++ clang/include/clang/Basic/DiagnosticParseKinds.td
@@ -1369,6 +1369,9 @@
   "missing map type modifier">;
 def err_omp_declare_simd_inbranch_notinbranch : Error<
   "unexpected '%0' clause, '%1' is specified already">;
+def err_omp_expected_clause_argument
+    : Error<"expected '%0' clause with an argument on '#pragma omp %1' "
+            "construct">;
 def err_expected_end_declare_target_or_variant : Error<
   "expected '#pragma omp end declare %select{target|variant}0'">;
 def err_expected_begin_declare_variant


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