Imported gcc-4.4.3

[msp430-gcc.git] / libgomp / testsuite / libgomp.fortran / appendix-a / a.39.1.f90

diff --git a/libgomp/testsuite/libgomp.fortran/appendix-a/a.39.1.f90 b/libgomp/testsuite/libgomp.fortran/appendix-a/a.39.1.f90
new file mode 100644 (file)
index 0000000..540d17f
--- /dev/null
+++ b/libgomp/testsuite/libgomp.fortran/appendix-a/a.39.1.f90
@@ -0,0 +1,26 @@
+! { dg-do run }
+
+      SUBROUTINE SKIP(ID)
+      END SUBROUTINE SKIP
+      SUBROUTINE WORK(ID)
+      END SUBROUTINE WORK
+      PROGRAM A39
+        INCLUDE "omp_lib.h"      ! or USE OMP_LIB
+        INTEGER(OMP_LOCK_KIND) LCK
+        INTEGER ID
+        CALL OMP_INIT_LOCK(LCK)
+!$OMP PARALLEL SHARED(LCK) PRIVATE(ID)
+          ID = OMP_GET_THREAD_NUM()
+          CALL OMP_SET_LOCK(LCK)
+          PRINT *, "My thread id is ", ID
+          CALL OMP_UNSET_LOCK(LCK)
+          DO WHILE (.NOT. OMP_TEST_LOCK(LCK))
+            CALL SKIP(ID)     ! We do not yet have the lock
+                              ! so we must do something else
+          END DO
+          CALL WORK(ID)       ! We now have the lock
+                              ! and can do the work
+          CALL OMP_UNSET_LOCK( LCK )
+!$OMP END PARALLEL
+        CALL OMP_DESTROY_LOCK( LCK )
+        END PROGRAM A39