[Lit Test] Make tests C++11 compatible - OpenMP constant expressions

C++11 introduced constexpr, hence the change in diagnostics.

Differential Revision: https://reviews.llvm.org/D29480

llvm-svn: 294025

4 files changed, 83 insertions, 6 deletions

diff --git a/clang/test/OpenMP/distribute_collapse_messages.cpp b/clang/test/OpenMP/distribute_collapse_messages.cpp
index 8818d659d44..4897e6931d2 100644
--- a/clang/test/OpenMP/distribute_collapse_messages.cpp
+++ b/clang/test/OpenMP/distribute_collapse_messages.cpp
@@ -1,8 +1,13 @@
 // 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;
 }
@@ -29,6 +34,9 @@ T tmain(T argc, S **argv) { //expected-note 2 {{declared here}}
   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
   #pragma omp distribute collapse ((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'collapse' clause}}
   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST]; // expected-error 2 {{expected 2 for loops after '#pragma omp distribute', but found only 1}}
+#if __cplusplus >= 201103L
+  // expected-note@+5 2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
   // expected-error@+3 2 {{directive '#pragma omp distribute' cannot contain more than one 'collapse' clause}}
   // expected-error@+2 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
   // expected-error@+1 2 {{expression is not an integral constant expression}}
@@ -36,7 +44,11 @@ T tmain(T argc, S **argv) { //expected-note 2 {{declared here}}
   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
   #pragma omp distribute collapse (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];
-  // expected-error@+1 2 {{expression is not an integral constant expression}}
+#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 distribute collapse (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 distribute collapse (1)
@@ -59,8 +71,14 @@ int main(int argc, char **argv) {
   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; // expected-error {{expected 4 for loops after '#pragma omp distribute', but found only 1}}
   #pragma omp distribute collapse (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp distribute' are ignored}}  expected-note {{as specified in 'collapse' clause}}
   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; // expected-error {{expected 4 for loops after '#pragma omp distribute', but found only 1}}
+#if __cplusplus >= 201103L
+  // expected-note@+2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
   #pragma omp distribute collapse (foobool(1) > 0 ? 1 : 2) // expected-error {{expression is not an integral constant expression}}
   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
+#if __cplusplus >= 201103L
+  // expected-note@+5 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
   // expected-error@+3 {{expression is not an integral constant expression}}
   // expected-error@+2 2 {{directive '#pragma omp distribute' cannot contain more than one 'collapse' clause}}
   // expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
@@ -68,7 +86,11 @@ int main(int argc, char **argv) {
   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
   #pragma omp distribute collapse (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];
-  // expected-error@+1 {{expression is not an integral constant expression}}
+#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 distribute collapse (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 distribute' must be a for loop}}
diff --git a/clang/test/OpenMP/ordered_messages.cpp b/clang/test/OpenMP/ordered_messages.cpp
index 36f9bb2c777..eb2c18e4690 100644
--- a/clang/test/OpenMP/ordered_messages.cpp
+++ b/clang/test/OpenMP/ordered_messages.cpp
@@ -1,4 +1,6 @@
 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -o - %s
+// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++98 -o - %s
+// RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -std=c++11 -o - %s
 
 int foo();
 
@@ -123,6 +125,9 @@ T foo() {
 #pragma omp ordered depend(sink : j, i) // expected-error {{expected 'i' loop iteration variable}} expected-error {{expected 'j' loop iteration variable}}
 #pragma omp ordered depend(sink : i, j, k) // expected-error {{unexpected expression: number of expressions is larger than the number of associated loops}}
 #pragma omp ordered depend(sink : i+foo(), j/4) // expected-error {{expression is not an integral constant expression}} expected-error {{expected '+' or '-' operation}}
+#if __cplusplus >= 201103L
+// expected-note@-2 {{non-constexpr function 'foo' cannot be used in a constant expression}}
+#endif
 #pragma omp ordered depend(sink : i*0, j-4)// expected-error {{expected '+' or '-' operation}}
 #pragma omp ordered depend(sink : i-0, j+sizeof(T)) depend(sink : i-0, j+sizeof(T))
 #pragma omp ordered depend(sink : i-0, j+sizeof(T)) depend(source) // expected-error {{'depend(source)' clause cannot be mixed with 'depend(sink:vec)' clauses}}
@@ -133,6 +138,9 @@ T foo() {
 }
 
 int foo() {
+#if __cplusplus >= 201103L
+// expected-note@-2 2 {{declared here}}
+#endif
 int k;
   #pragma omp for ordered
   for (int i = 0; i < 10; ++i) {
@@ -252,6 +260,9 @@ int k;
 #pragma omp ordered depend(sink : j, i) // expected-error {{expected 'i' loop iteration variable}} expected-error {{expected 'j' loop iteration variable}}
 #pragma omp ordered depend(sink : i, j, k) // expected-error {{unexpected expression: number of expressions is larger than the number of associated loops}}
 #pragma omp ordered depend(sink : i+foo(), j/4) // expected-error {{expression is not an integral constant expression}} expected-error {{expected '+' or '-' operation}}
+#if __cplusplus >= 201103L
+// expected-note@-2 {{non-constexpr function 'foo' cannot be used in a constant expression}}
+#endif
 #pragma omp ordered depend(sink : i*0, j-4)// expected-error {{expected '+' or '-' operation}}
 #pragma omp ordered depend(sink : i-0, j+sizeof(int)) depend(sink : i-0, j+sizeof(int))
 #pragma omp ordered depend(sink : i-0, j+sizeof(int)) depend(source) // expected-error {{'depend(source)' clause cannot be mixed with 'depend(sink:vec)' clauses}}
diff --git a/clang/test/OpenMP/target_parallel_for_collapse_messages.cpp b/clang/test/OpenMP/target_parallel_for_collapse_messages.cpp
index 8cf502be0d9..6163b52fd21 100644
--- a/clang/test/OpenMP/target_parallel_for_collapse_messages.cpp
+++ b/clang/test/OpenMP/target_parallel_for_collapse_messages.cpp
@@ -1,9 +1,14 @@
 // 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() {
 }
 
 bool foobool(int argc) {
+#if __cplusplus >= 201103L
+// expected-note@-2 4 {{declared here}}
+#endif
   return argc;
 }
 
@@ -33,10 +38,17 @@ T tmain(T argc, S **argv) { //expected-note 2 {{declared here}}
   // expected-error@+2 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
   // expected-error@+1 2 {{expression is not an integral constant expression}}
   #pragma omp target parallel for collapse (foobool(argc)), collapse (true), collapse (-5)
+#if __cplusplus >= 201103L
+// expected-note@-2 2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
   for (int i = ST; i < N; i++) argv[0][i] = argv[0][i] - argv[0][i-ST];
   #pragma omp target parallel for collapse (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];
-  // expected-error@+1 2 {{expression is not an integral constant expression}}
+#if __cplusplus >= 201103L
+  // expected-error@+4 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
+#else
+  // expected-error@+2 2 {{expression is not an integral constant expression}}
+#endif
   #pragma omp target parallel for collapse (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 parallel for collapse (1)
@@ -60,15 +72,25 @@ int main(int argc, char **argv) {
   #pragma omp target parallel for collapse (2+2)) // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}  expected-note {{as specified in 'collapse' clause}}
   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4]; // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
   #pragma omp target parallel for collapse (foobool(1) > 0 ? 1 : 2) // expected-error {{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
   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
   // expected-error@+3 {{expression is not an integral constant expression}}
   // expected-error@+2 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'collapse' clause}}
   // expected-error@+1 2 {{argument to 'collapse' clause must be a strictly positive integer value}}
   #pragma omp target parallel for collapse (foobool(argc)), collapse (true), collapse (-5) 
+#if __cplusplus >= 201103L
+// expected-note@-2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
   for (int i = 4; i < 12; i++) argv[0][i] = argv[0][i] - argv[0][i-4];
   #pragma omp target parallel for collapse (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];
-  // expected-error@+1 {{expression is not an integral constant expression}}
+#if __cplusplus >= 201103L
+  // expected-error@+4 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
+#else
+  // expected-error@+2 {{expression is not an integral constant expression}}
+#endif
   #pragma omp target parallel for collapse (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 parallel for' must be a for loop}}
diff --git a/clang/test/OpenMP/target_parallel_for_ordered_messages.cpp b/clang/test/OpenMP/target_parallel_for_ordered_messages.cpp
index 36eb8371e02..72bb6e34912 100644
--- a/clang/test/OpenMP/target_parallel_for_ordered_messages.cpp
+++ b/clang/test/OpenMP/target_parallel_for_ordered_messages.cpp
@@ -1,9 +1,14 @@
 // 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() {
 }
 
 bool foobool(int argc) {
+#if __cplusplus >= 201103L
+// expected-note@-2 4 {{declared here}}
+#endif
   return argc;
 }
 
@@ -36,6 +41,9 @@ T tmain(T argc, S **argv) {                   //expected-note 2 {{declared here}
 #pragma omp target parallel for ordered((ST > 0) ? 1 + ST : 2) // expected-note 2 {{as specified in 'ordered' clause}}
   for (int i = ST; i < N; i++)
     argv[0][i] = argv[0][i] - argv[0][i - ST]; // expected-error 2 {{expected 2 for loops after '#pragma omp target parallel for', but found only 1}}
+#if __cplusplus >= 201103L
+// expected-note@+5 2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
 // expected-error@+3 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'ordered' clause}}
 // expected-error@+2 2 {{argument to 'ordered' clause must be a strictly positive integer value}}
 // expected-error@+1 2 {{expression is not an integral constant expression}}
@@ -45,7 +53,11 @@ T tmain(T argc, S **argv) {                   //expected-note 2 {{declared here}
 #pragma omp target parallel for ordered(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];
-// expected-error@+1 2 {{expression is not an integral constant expression}}
+#if __cplusplus >= 201103L
+  // expected-error@+4 2 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
+#else
+  // expected-error@+2 2 {{expression is not an integral constant expression}}
+#endif
 #pragma omp target parallel for ordered(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];
@@ -76,9 +88,15 @@ int main(int argc, char **argv) {
 #pragma omp target parallel for ordered(2 + 2))      // expected-warning {{extra tokens at the end of '#pragma omp target parallel for' are ignored}}  expected-note {{as specified in 'ordered' clause}}
   for (int i = 4; i < 12; i++)
     argv[0][i] = argv[0][i] - argv[0][i - 4];            // expected-error {{expected 4 for loops after '#pragma omp target parallel for', but found only 1}}
+#if __cplusplus >= 201103L
+// expected-note@+2 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
 #pragma omp target parallel for ordered(foobool(1) > 0 ? 1 : 2) // expected-error {{expression is not an integral constant expression}}
   for (int i = 4; i < 12; i++)
     argv[0][i] = argv[0][i] - argv[0][i - 4];
+#if __cplusplus >= 201103L
+// expected-note@+5 {{non-constexpr function 'foobool' cannot be used in a constant expression}}
+#endif
 // expected-error@+3 {{expression is not an integral constant expression}}
 // expected-error@+2 2 {{directive '#pragma omp target parallel for' cannot contain more than one 'ordered' clause}}
 // expected-error@+1 2 {{argument to 'ordered' clause must be a strictly positive integer value}}
@@ -88,7 +106,11 @@ int main(int argc, char **argv) {
 #pragma omp target parallel for ordered(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];
-// expected-error@+1 {{expression is not an integral constant expression}}
+#if __cplusplus >= 201103L
+  // expected-error@+4 {{integral constant expression must have integral or unscoped enumeration type, not 'char *'}}
+#else
+  // expected-error@+2 {{expression is not an integral constant expression}}
+#endif
 #pragma omp target parallel for ordered(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];