Imported gcc-4.4.3

[msp430-gcc.git] / libgomp / testsuite / libgomp.c / appendix-a / a.4.1.c

diff --git a/libgomp/testsuite/libgomp.c/appendix-a/a.4.1.c b/libgomp/testsuite/libgomp.c/appendix-a/a.4.1.c
new file mode 100644 (file)
index 0000000..c6be490
--- /dev/null
+++ b/libgomp/testsuite/libgomp.c/appendix-a/a.4.1.c
@@ -0,0 +1,38 @@
+/* { dg-do run } */
+
+#include <omp.h>
+extern void abort (void);
+void
+subdomain (float *x, int istart, int ipoints)
+{
+  int i;
+  for (i = 0; i < ipoints; i++)
+    x[istart + i] = 123.456;
+}
+
+void
+sub (float *x, int npoints)
+{
+  int iam, nt, ipoints, istart;
+#pragma omp parallel default(shared) private(iam,nt,ipoints,istart)
+  {
+    iam = omp_get_thread_num ();
+    nt = omp_get_num_threads ();
+    ipoints = npoints / nt;    /* size of partition */
+    istart = iam * ipoints;    /* starting array index */
+    if (iam == nt - 1)         /* last thread may do more */
+      ipoints = npoints - istart;
+    subdomain (x, istart, ipoints);
+  }
+}
+int
+main ()
+{
+  int i;
+  float array[10000];
+  sub (array, 10000);
+  for (i = 0; i < 10000; i++)
+    if (array[i] < 123.45 || array[i] > 123.46)
+      abort ();
+  return 0;
+}