1 files changed, 142 insertions, 0 deletions
diff --git a/test/OpenMP/target_simd_simdlen_messages.cpp b/test/OpenMP/target_simd_simdlen_messages.cpp
new file mode 100644
index 000000000000..8a9a3dc9f9b3
--- /dev/null
+++ b/test/OpenMP/target_simd_simdlen_messages.cpp
@@ -0,0 +1,142 @@
+// RUN: %clang_cc1 -verify -fopenmp %s
+// RUN: %clang_cc1 -verify -fopenmp -std=c++98 %s
+// RUN: %clang_cc1 -verify -fopenmp -std=c++11 %s
+
+void foo() {
+}
+
+#if __cplusplus >= 201103L
+// expected-note@+2 4 {{declared here}}
+#endif
+bool foobool(int argc) {
+  return argc;
+}
+
+struct S1; // expected-note {{declared here}}
+
+template <class T, typename S, int N, int ST> // expected-note {{declared here}}
+T tmain(T argc, S **argv) { //expected-note 2 {{declared here}}
+#pragma omp target simd simdlen // expected-error {{expected '(' after 'simdlen'}}
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+#pragma omp target simd simdlen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+#pragma omp target simd simdlen () // expected-error {{expected expression}}
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+// expected-error@+3 {{expected ')'}} expected-note@+3 {{to match this '('}}
+// expected-error@+2 2 {{expression is not an integral constant expression}}
+// expected-note@+1 2 {{read of non-const variable 'argc' is not allowed in a constant expression}}
+#pragma omp target simd simdlen (argc
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+// expected-error@+1 {{argument to 'simdlen' clause must be a strictly positive integer value}}
+#pragma omp target simd simdlen (ST // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+#pragma omp target simd simdlen (1)) // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+#pragma omp target simd simdlen ((ST > 0) ? 1 + ST : 2)
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+  // expected-error@+6 2 {{directive '#pragma omp target simd' cannot contain more than one 'simdlen' clause}}
+  // expected-error@+5 2 {{argument to 'simdlen' clause must be a strictly positive integer value}}
+  // expected-error@+4 2 {{expression is not an integral constant expression}}
+#if __cplusplus >= 201103L
+  // expected-note@+2 2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
+#pragma omp target simd simdlen (foobool(argc)), simdlen (true), simdlen (-5)
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+#pragma omp target simd simdlen (S) // expected-error {{'S' does not refer to a value}}
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+#if __cplusplus <= 199711L
+  // expected-error@+4 2 {{expression is not an integral constant expression}}
+#else
+  // expected-error@+2 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
+#endif
+#pragma omp target simd simdlen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+ #pragma omp target simd simdlen (4)
+  for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+  #pragma omp target simd simdlen (N) // expected-error {{argument to 'simdlen' clause must be a strictly positive integer value}}
+  for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+#pragma omp target simd simdlen (2), safelen (4) // OK
+  for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+#pragma omp target simd simdlen (4), safelen (4) // OK
+  for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+#pragma omp target simd simdlen (8), safelen (4) // expected-error{{the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter}}
+  for (T i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
+
+  return argc;
+}
+
+int main(int argc, char **argv) {
+#pragma omp target simd simdlen // expected-error {{expected '(' after 'simdlen'}}
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+#pragma omp target simd simdlen ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+#pragma omp target simd simdlen () // expected-error {{expected expression}}
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+#pragma omp target simd simdlen (4 // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+#pragma omp target simd simdlen (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp target simd' are ignored}}
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+  // expected-error@+4 {{expression is not an integral constant expression}}
+#if __cplusplus >= 201103L
+  // expected-note@+2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
+#pragma omp target simd simdlen (foobool(1) > 0 ? 1 : 2)
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+  // expected-error@+6 {{expression is not an integral constant expression}}
+#if __cplusplus >= 201103L
+  // expected-note@+4 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
+// expected-error@+2 2 {{directive '#pragma omp target simd' cannot contain more than one 'simdlen' clause}}
+// expected-error@+1 2 {{argument to 'simdlen' clause must be a strictly positive integer value}}
+#pragma omp target simd simdlen (foobool(argc)), simdlen (true), simdlen (-5) 
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+#pragma omp target simd simdlen (S1) // expected-error {{'S1' does not refer to a value}}
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+#if __cplusplus <= 199711L
+  // expected-error@+4 {{expression is not an integral constant expression}}
+#else
+  // expected-error@+2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
+#endif
+#pragma omp target simd simdlen (argv[1]=2) // expected-error {{expected ')'}} expected-note {{to match this '('}}
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+// expected-error@+3 {{statement after '#pragma omp target simd' must be a for loop}}
+// expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, -1, -2>' requested here}}
+#pragma omp target simd simdlen(simdlen(tmain<int, char, -1, -2>(argc, argv) // expected-error 2 {{expected ')'}} expected-note 2 {{to match this '('}}
+  foo();
+
+#pragma omp target simd simdlen (2), safelen (4) // OK
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+#pragma omp target simd simdlen (4), safelen (4) // OK
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+#pragma omp target simd simdlen (8), safelen (4) // expected-error{{the value of 'simdlen' parameter must be less than or equal to the value of the 'safelen' parameter}}
+  for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+
+  // expected-note@+1 {{in instantiation of function template specialization 'tmain<int, char, 12, 4>' requested here}}
+  return tmain<int, char, 12, 4>(argc, argv);
+}
+