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authorjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2017-05-22 18:51:54 +0000
committerjakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4>2017-05-22 18:51:54 +0000
commitd96999c66faa6198385f5bdfd24cd6579cc38e25 (patch)
treeac190183444200175ba69ab2d6aaf216d6806398 /libgomp
parent6c9208959c3c02852c720dd73ec539f60e596b3f (diff)
downloadgcc-d96999c66faa6198385f5bdfd24cd6579cc38e25.tar.gz
PR middle-end/80853
* omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref for pointer bases of array section reductions. * testsuite/libgomp.c/pr80853.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@248344 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libgomp')
-rw-r--r--libgomp/ChangeLog5
-rw-r--r--libgomp/testsuite/libgomp.c/pr80853.c29
2 files changed, 34 insertions, 0 deletions
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 460605b1b8a..d49420aa90e 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,8 @@
+2017-05-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/80853
+ * testsuite/libgomp.c/pr80853.c: New test.
+
2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
* testsuite/libgomp.oacc-c++/template-reduction.C: Update.
diff --git a/libgomp/testsuite/libgomp.c/pr80853.c b/libgomp/testsuite/libgomp.c/pr80853.c
new file mode 100644
index 00000000000..3c0ff10c875
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/pr80853.c
@@ -0,0 +1,29 @@
+/* PR middle-end/80853 */
+/* { dg-do run } */
+
+__attribute__((noinline, noclone)) void
+foo (int *p)
+{
+ #pragma omp for reduction(+:p[:4])
+ for (int i = 0; i < 64; i++)
+ {
+ p[0] += i;
+ p[1] += i / 2;
+ p[2] += 2 * i;
+ p[3] += 3 * i;
+ }
+}
+
+int
+main ()
+{
+ int p[4] = { 0, 0, 0, 0 };
+ #pragma omp parallel
+ foo (p);
+ if (p[0] != 63 * 64 / 2
+ || p[1] != 31 * 32
+ || p[2] != 63 * 64
+ || p[3] != 3 * 63 * 64 / 2)
+ __builtin_abort ();
+ return 0;
+}