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authorAndrew Hsieh <andrewhsieh@google.com>2012-11-08 09:43:39 -0800
committerAndrew Hsieh <andrewhsieh@google.com>2012-11-08 09:43:39 -0800
commit3c56f697e112c79fb5457538fdc373e348beca24 (patch)
tree91987aa2182421ebead7f3bc3e14ae0effd4ba88 /gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/critical-1.c
parent8add91f46171be1526e9b37fffcdb7683ad27d77 (diff)
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Initial checkin of unmodified gcc-5666.3.tar.gz
This is the source to build gcc-4.2 for MacOSX gcc version 4.2.1 (Apple Inc. build 5666) (dot 3) http://opensource.apple.com/tarballs/gcc/gcc-5666.3.tar.gz Change-Id: I69540223f018e9d07f861fca04bd3833fc138f8b
Diffstat (limited to 'gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/critical-1.c')
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diff --git a/gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/critical-1.c b/gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/critical-1.c
new file mode 100644
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+++ b/gcc-4.2.1-5666.3/libgomp/testsuite/libgomp.c/critical-1.c
@@ -0,0 +1,39 @@
+/* Trivial test of critical sections. */
+
+/* { dg-require-effective-target sync_int_long } */
+
+#include <omp.h>
+#include <sys/time.h>
+#include <unistd.h>
+#include <assert.h>
+#include "libgomp_g.h"
+
+
+static volatile int test = -1;
+
+static void function(void *dummy)
+{
+ int iam = omp_get_thread_num ();
+ int old;
+
+ GOMP_critical_start ();
+
+ old = __sync_lock_test_and_set (&test, iam);
+ assert (old == -1);
+
+ usleep (10);
+ test = -1;
+
+ GOMP_critical_end ();
+}
+
+int main()
+{
+ omp_set_dynamic (0);
+
+ GOMP_parallel_start (function, NULL, 3);
+ function (NULL);
+ GOMP_parallel_end ();
+
+ return 0;
+}