[OPENMP] 'if' clause support (no CodeGen support)

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@201297 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 43 insertions, 0 deletions

diff --git a/test/OpenMP/parallel_if_messages.cpp b/test/OpenMP/parallel_if_messages.cpp
new file mode 100644
index 0000000000..eb4180d7f5
--- /dev/null
+++ b/test/OpenMP/parallel_if_messages.cpp
@@ -0,0 +1,43 @@
+// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s
+
+void foo() {
+}
+
+bool foobool(int argc) {
+  return argc;
+}
+
+struct S1; // expected-note {{declared here}}
+
+template <class T, class S> // expected-note {{declared here}}
+int tmain(T argc, S **argv) {
+  #pragma omp parallel if // expected-error {{expected '(' after 'if'}}
+  #pragma omp parallel if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  #pragma omp parallel if () // expected-error {{expected expression}}
+  #pragma omp parallel if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  #pragma omp parallel if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
+  #pragma omp parallel if (argc > 0 ? argv[1] : argv[2])
+  #pragma omp parallel if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp parallel' cannot contain more than one 'if' clause}}
+  #pragma omp parallel if (S) // expected-error {{'S' does not refer to a value}}
+  #pragma omp parallel if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  #pragma omp parallel if(argc)
+  foo();
+
+  return 0;
+}
+
+int main(int argc, char **argv) {
+  #pragma omp parallel if // expected-error {{expected '(' after 'if'}}
+  #pragma omp parallel if ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  #pragma omp parallel if () // expected-error {{expected expression}}
+  #pragma omp parallel if (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  #pragma omp parallel if (argc)) // expected-warning {{extra tokens at the end of '#pragma omp parallel' are ignored}}
+  #pragma omp parallel if (argc > 0 ? argv[1] : argv[2])
+  #pragma omp parallel if (foobool(argc)), if (true) // expected-error {{directive '#pragma omp parallel' cannot contain more than one 'if' clause}}
+  #pragma omp parallel if (S1) // expected-error {{'S1' does not refer to a value}}
+  #pragma omp parallel if (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  #pragma omp parallel if(if(tmain(argc, argv) // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  foo();
+
+  return tmain(argc, argv);
+}