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-rw-r--r--gcc-4.4.3/libgomp/testsuite/libgomp.c/pr33880.c123
1 files changed, 123 insertions, 0 deletions
diff --git a/gcc-4.4.3/libgomp/testsuite/libgomp.c/pr33880.c b/gcc-4.4.3/libgomp/testsuite/libgomp.c/pr33880.c
new file mode 100644
index 000000000..5d719cd63
--- /dev/null
+++ b/gcc-4.4.3/libgomp/testsuite/libgomp.c/pr33880.c
@@ -0,0 +1,123 @@
+/* PR middle-end/33880 */
+/* { dg-do run } */
+
+extern void abort (void);
+
+void
+test1 (void)
+{
+ int i = 0, j = 0;
+ void bar (void)
+ {
+ i++;
+ j++;
+ }
+ bar ();
+ #pragma omp parallel for num_threads(4)
+ for (i = 0; i < 100; i++)
+ #pragma omp atomic
+ j += 1;
+ if (j != 101)
+ abort ();
+ #pragma omp parallel for lastprivate(i) num_threads(2)
+ for (i = 0; i < 100; i++)
+ #pragma omp atomic
+ j += 1;
+ if (i != 100)
+ abort ();
+ i = 3;
+ bar ();
+ if (j != 202)
+ abort ();
+ if (i != 4)
+ abort ();
+}
+
+void
+test2 (void)
+{
+ int i = -1, j = 99, k, l = 9, m = 0;
+ void bar (void)
+ {
+ i++;
+ j++;
+ l++;
+ m++;
+ }
+ bar ();
+ #pragma omp parallel for num_threads(4)
+ for (k = i; k < j; k += l)
+ #pragma omp atomic
+ m += 1;
+ bar ();
+ if (i != 1 || j != 101 || l != 11 || m != 12)
+ abort ();
+}
+
+void
+test3 (void)
+{
+ int i, j, k, l, m;
+ void bar (void)
+ {
+ #pragma omp parallel for num_threads(4)
+ for (i = j; i < k; i += l)
+ #pragma omp atomic
+ m += 1;
+ }
+ void baz (void)
+ {
+ #pragma omp parallel for num_threads(2) lastprivate(i)
+ for (i = j; i < k * 2; i += l / 2)
+ #pragma omp atomic
+ m += 1;
+ }
+ i = 7;
+ j = 0;
+ k = 100;
+ l = 2;
+ m = 0;
+ bar ();
+ if (j != 0 || k != 100 || l != 2 || m != 50)
+ abort ();
+ baz ();
+ if (i != 200 || j != 0 || k != 100 || l != 2 || m != 250)
+ abort ();
+}
+
+void
+test4 (void)
+{
+ int i, j, k, l, m = 0;
+ int foo (void)
+ {
+ return j;
+ }
+ int bar (void)
+ {
+ return k;
+ }
+ int baz (void)
+ {
+ return l;
+ }
+ j = 0;
+ k = 1000;
+ l = 2;
+ #pragma omp parallel for num_threads(8) lastprivate(i)
+ for (i = foo (); i < bar (); i += baz ())
+ #pragma omp atomic
+ m += 1;
+ if (i != 1000 || m != 500 || j != 0 || k != 1000 || l != 2)
+ abort ();
+}
+
+int
+main (void)
+{
+ test1 ();
+ test2 ();
+ test3 ();
+ test4 ();
+ return 0;
+}