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Diffstat (limited to 'gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c')
-rw-r--r--gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c b/gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c
index 95e6cab02c1..138b82c187c 100644
--- a/gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c
+++ b/gcc/testsuite/c-c++-common/cilk-plus/CK/spawning_arg.c
@@ -2,6 +2,17 @@
/* { dg-options "-fcilkplus" } */
/* { dg-additional-options "-lcilkrts" { target { i?86-*-* x86_64-*-* } } } */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern int __cilkrts_set_param (const char *, const char *);
+
+#ifdef __cplusplus
+}
+#endif
+
+
void f0(volatile int *steal_flag)
{
int i = 0;
@@ -32,6 +43,10 @@ void f3()
int main()
{
+ /* Ensure more than one worker. */
+ if (__cilkrts_set_param("nworkers", "2") != 0)
+ __builtin_abort();
+
f3();
return 0;
}