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[clang] Add error note when if clause is used on teams before 5.2. #65686

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Merged
merged 1 commit into from
Sep 7, 2023

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shraiysh
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@shraiysh shraiysh commented Sep 7, 2023

if clause is valid with openmp >= 5.2. It is not supported yet.

@shraiysh shraiysh requested review from a team as code owners September 7, 2023 22:19
@shraiysh shraiysh changed the title Add error note when if clause is used on teams before 5.2. [clang] Add error note when if clause is used on teams before 5.2. Sep 7, 2023
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LGTM

@shraiysh
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shraiysh commented Sep 7, 2023

Windows buildbot looks stuck. Merging this.

@shraiysh shraiysh merged commit d211ad3 into llvm:main Sep 7, 2023
@shraiysh shraiysh deleted the fix_omp_teams_if branch September 7, 2023 23:51
@Endilll Endilll added clang Clang issues not falling into any other category openmp labels Jul 14, 2025
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llvmbot commented Jul 14, 2025

@llvm/pr-subscribers-clang

Author: Shraiysh (shraiysh)

Changes

if clause is valid with openmp >= 5.2. It is not supported yet.


Full diff: https://github.com/llvm/llvm-project/pull/65686.diff

2 Files Affected:

  • (modified) clang/test/OpenMP/teams_default_messages.cpp (+8-2)
  • (modified) llvm/include/llvm/Frontend/OpenMP/OMP.td (+1-1)
diff --git a/clang/test/OpenMP/teams_default_messages.cpp b/clang/test/OpenMP/teams_default_messages.cpp
index 6afc5576d8341..9131a088adb4a 100644
--- a/clang/test/OpenMP/teams_default_messages.cpp
+++ b/clang/test/OpenMP/teams_default_messages.cpp
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -verify -fopenmp -DOMP51 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -verify -fopenmp-version=51 -fopenmp -DOMP51 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -verify -fopenmp-simd -DOMP51 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -verify -fopenmp-version=51 -fopenmp-simd -DOMP51 -o - %s -Wuninitialized
 
 // RUN: %clang_cc1 -verify -fopenmp-version=50 -fopenmp -o - %s -Wuninitialized
 
@@ -42,6 +42,9 @@ int main(int argc, char **argv) {
   #pragma omp parallel default(shared)
   ++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
 
+  #pragma omp teams if(x) // expected-error {{unexpected OpenMP clause 'if' in directive '#pragma omp teams'}}
+  foo();
+
 #ifdef OMP51
 #pragma omp target
 #pragma omp teams default(firstprivate) // expected-note 2 {{explicit data sharing attribute requested here}}
@@ -55,6 +58,9 @@ int main(int argc, char **argv) {
     ++x; // expected-error {{variable 'x' must have explicitly specified data sharing attributes}}
     ++y; // expected-error {{variable 'y' must have explicitly specified data sharing attributes}}
   }
+#pragma omp teams if(x) // expected-error {{unexpected OpenMP clause 'if' in directive '#pragma omp teams'}}
+  foo();
+
 #endif
   return 0;
 }
diff --git a/llvm/include/llvm/Frontend/OpenMP/OMP.td b/llvm/include/llvm/Frontend/OpenMP/OMP.td
index b6639b67a5c52..1aaddcaf3969d 100644
--- a/llvm/include/llvm/Frontend/OpenMP/OMP.td
+++ b/llvm/include/llvm/Frontend/OpenMP/OMP.td
@@ -672,7 +672,7 @@ def OMP_Teams : Directive<"teams"> {
   ];
   let allowedOnceClauses = [
     VersionedClause<OMPC_Default>,
-    VersionedClause<OMPC_If>,
+    VersionedClause<OMPC_If, 52>,
     VersionedClause<OMPC_NumTeams>,
     VersionedClause<OMPC_ThreadLimit>
   ];

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llvmbot commented Jul 14, 2025

@llvm/pr-subscribers-openmp

Author: Shraiysh (shraiysh)

Changes

if clause is valid with openmp >= 5.2. It is not supported yet.


Full diff: https://github.com/llvm/llvm-project/pull/65686.diff

2 Files Affected:

  • (modified) clang/test/OpenMP/teams_default_messages.cpp (+8-2)
  • (modified) llvm/include/llvm/Frontend/OpenMP/OMP.td (+1-1)
diff --git a/clang/test/OpenMP/teams_default_messages.cpp b/clang/test/OpenMP/teams_default_messages.cpp
index 6afc5576d8341..9131a088adb4a 100644
--- a/clang/test/OpenMP/teams_default_messages.cpp
+++ b/clang/test/OpenMP/teams_default_messages.cpp
@@ -1,6 +1,6 @@
-// RUN: %clang_cc1 -verify -fopenmp -DOMP51 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -verify -fopenmp-version=51 -fopenmp -DOMP51 -o - %s -Wuninitialized
 
-// RUN: %clang_cc1 -verify -fopenmp-simd -DOMP51 -o - %s -Wuninitialized
+// RUN: %clang_cc1 -verify -fopenmp-version=51 -fopenmp-simd -DOMP51 -o - %s -Wuninitialized
 
 // RUN: %clang_cc1 -verify -fopenmp-version=50 -fopenmp -o - %s -Wuninitialized
 
@@ -42,6 +42,9 @@ int main(int argc, char **argv) {
   #pragma omp parallel default(shared)
   ++argc; // expected-error {{variable 'argc' must have explicitly specified data sharing attributes}}
 
+  #pragma omp teams if(x) // expected-error {{unexpected OpenMP clause 'if' in directive '#pragma omp teams'}}
+  foo();
+
 #ifdef OMP51
 #pragma omp target
 #pragma omp teams default(firstprivate) // expected-note 2 {{explicit data sharing attribute requested here}}
@@ -55,6 +58,9 @@ int main(int argc, char **argv) {
     ++x; // expected-error {{variable 'x' must have explicitly specified data sharing attributes}}
     ++y; // expected-error {{variable 'y' must have explicitly specified data sharing attributes}}
   }
+#pragma omp teams if(x) // expected-error {{unexpected OpenMP clause 'if' in directive '#pragma omp teams'}}
+  foo();
+
 #endif
   return 0;
 }
diff --git a/llvm/include/llvm/Frontend/OpenMP/OMP.td b/llvm/include/llvm/Frontend/OpenMP/OMP.td
index b6639b67a5c52..1aaddcaf3969d 100644
--- a/llvm/include/llvm/Frontend/OpenMP/OMP.td
+++ b/llvm/include/llvm/Frontend/OpenMP/OMP.td
@@ -672,7 +672,7 @@ def OMP_Teams : Directive<"teams"> {
   ];
   let allowedOnceClauses = [
     VersionedClause<OMPC_Default>,
-    VersionedClause<OMPC_If>,
+    VersionedClause<OMPC_If, 52>,
     VersionedClause<OMPC_NumTeams>,
     VersionedClause<OMPC_ThreadLimit>
   ];

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4 participants