[OPENMP] Initial support for 'sections' directive.
llvm-svn: 211685
diff --git a/clang/test/OpenMP/sections_misc_messages.c b/clang/test/OpenMP/sections_misc_messages.c
new file mode 100644
index 0000000..e8aa5e2
--- /dev/null
+++ b/clang/test/OpenMP/sections_misc_messages.c
@@ -0,0 +1,271 @@
+// RUN: %clang_cc1 -fsyntax-only -fopenmp=libiomp5 -verify %s
+
+void foo();
+
+// expected-error@+1 {{unexpected OpenMP directive '#pragma omp sections'}}
+#pragma omp sections
+
+// expected-error@+1 {{unexpected OpenMP directive '#pragma omp sections'}}
+#pragma omp sections foo
+
+void test_no_clause() {
+ int i;
+#pragma omp sections
+ {
+ foo();
+ }
+
+// expected-error@+2 {{the statement for '#pragma omp sections' must be a compound statement}}
+#pragma omp sections
+ ++i;
+}
+
+void test_branch_protected_scope() {
+ int i = 0;
+L1:
+ ++i;
+
+ int x[24];
+
+#pragma omp parallel
+#pragma omp sections
+ {
+ if (i == 5)
+ goto L1; // expected-error {{use of undeclared label 'L1'}}
+ else if (i == 6)
+ return; // expected-error {{cannot return from OpenMP region}}
+ else if (i == 7)
+ goto L2;
+ else if (i == 8) {
+ L2:
+ x[i]++;
+ }
+ }
+
+ if (x[0] == 0)
+ goto L2; // expected-error {{use of undeclared label 'L2'}}
+ else if (x[1] == 1)
+ goto L1;
+}
+
+void test_invalid_clause() {
+ int i;
+#pragma omp parallel
+// expected-warning@+1 {{extra tokens at the end of '#pragma omp sections' are ignored}}
+#pragma omp sections foo bar
+ {
+ foo();
+ }
+}
+
+void test_non_identifiers() {
+ int i, x;
+
+#pragma omp parallel
+// expected-warning@+1 {{extra tokens at the end of '#pragma omp sections' are ignored}}
+#pragma omp sections;
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+2 {{unexpected OpenMP clause 'linear' in directive '#pragma omp sections'}}
+// expected-warning@+1 {{extra tokens at the end of '#pragma omp sections' are ignored}}
+#pragma omp sections linear(x);
+ {
+ foo();
+ }
+
+#pragma omp parallel
+// expected-warning@+1 {{extra tokens at the end of '#pragma omp sections' are ignored}}
+#pragma omp sections private(x);
+ {
+ foo();
+ }
+
+#pragma omp parallel
+// expected-warning@+1 {{extra tokens at the end of '#pragma omp sections' are ignored}}
+#pragma omp sections, private(x);
+ {
+ foo();
+ }
+}
+
+void test_private() {
+ int i;
+#pragma omp parallel
+// expected-error@+2 {{expected expression}}
+// expected-error@+1 {{expected ')'}} expected-note@+1 {{to match this '('}}
+#pragma omp sections private(
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
+// expected-error@+1 2 {{expected expression}}
+#pragma omp sections private(,
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 2 {{expected expression}}
+#pragma omp sections private(, )
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 {{expected expression}}
+#pragma omp sections private()
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 {{expected expression}}
+#pragma omp sections private(int)
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 {{expected variable name}}
+#pragma omp sections private(0)
+ {
+ foo();
+ }
+
+ int x, y, z;
+#pragma omp parallel
+#pragma omp sections private(x)
+ {
+ foo();
+ }
+#pragma omp parallel
+#pragma omp sections private(x, y)
+ {
+ foo();
+ }
+#pragma omp parallel
+#pragma omp sections private(x, y, z)
+ {
+ foo();
+ }
+}
+
+void test_lastprivate() {
+ int i;
+#pragma omp parallel
+// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
+// expected-error@+1 {{expected expression}}
+#pragma omp sections lastprivate(
+ {
+ foo();
+ }
+
+#pragma omp parallel
+// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
+// expected-error@+1 2 {{expected expression}}
+#pragma omp sections lastprivate(,
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 2 {{expected expression}}
+#pragma omp sections lastprivate(, )
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 {{expected expression}}
+#pragma omp sections lastprivate()
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 {{expected expression}}
+#pragma omp sections lastprivate(int)
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 {{expected variable name}}
+#pragma omp sections lastprivate(0)
+ {
+ foo();
+ }
+
+ int x, y, z;
+#pragma omp parallel
+#pragma omp sections lastprivate(x)
+ {
+ foo();
+ }
+#pragma omp parallel
+#pragma omp sections lastprivate(x, y)
+ {
+ foo();
+ }
+#pragma omp parallel
+#pragma omp sections lastprivate(x, y, z)
+ {
+ foo();
+ }
+}
+
+void test_firstprivate() {
+ int i;
+#pragma omp parallel
+// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
+// expected-error@+1 {{expected expression}}
+#pragma omp sections firstprivate(
+ {
+ foo();
+ }
+
+#pragma omp parallel
+// expected-error@+2 {{expected ')'}} expected-note@+2 {{to match this '('}}
+// expected-error@+1 2 {{expected expression}}
+#pragma omp sections firstprivate(,
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 2 {{expected expression}}
+#pragma omp sections firstprivate(, )
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 {{expected expression}}
+#pragma omp sections firstprivate()
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 {{expected expression}}
+#pragma omp sections firstprivate(int)
+ {
+ foo();
+ }
+#pragma omp parallel
+// expected-error@+1 {{expected variable name}}
+#pragma omp sections firstprivate(0)
+ {
+ foo();
+ }
+
+ int x, y, z;
+#pragma omp parallel
+#pragma omp sections lastprivate(x) firstprivate(x)
+ {
+ foo();
+ }
+#pragma omp parallel
+#pragma omp sections lastprivate(x, y) firstprivate(x, y)
+ {
+ foo();
+ }
+#pragma omp parallel
+#pragma omp sections lastprivate(x, y, z) firstprivate(x, y, z)
+ {
+ foo();
+ }
+}
+