omp-low: fix lastprivate/linear lowering for SIMT

gcc/
	* omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
	lastprivate clauses in SIMT case.

libgomp/
	* testsuite/libgomp.c/target-36.c: New testcase.

From-SVN: r247029

1 files changed, 18 insertions, 0 deletions

diff --git a/libgomp/testsuite/libgomp.c/target-36.c b/libgomp/testsuite/libgomp.c/target-36.c
new file mode 100644
index 0000000..6925a2a
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/target-36.c
@@ -0,0 +1,18 @@
+int
+main ()
+{
+  int ah, bh, n = 1024;
+#pragma omp target map(from: ah, bh)
+  {
+    int a, b;
+#pragma omp simd lastprivate(b)
+    for (a = 0; a < n; a++)
+      {
+	b = a + n + 1;
+	asm volatile ("" : "+r"(b));
+      }
+    ah = a, bh = b;
+  }
+  if (ah != n || bh != 2 * n)
+    __builtin_abort ();
+}