[tsan] Update fork_atexit.cc to consistently print to stderr (and not stdout)

llvm-svn: 281821

diff --git a/compiler-rt/test/tsan/fork_atexit.cc b/compiler-rt/test/tsan/fork_atexit.cc
index 15cf0a2..6e3a2f5 100644 (file)
--- a/compiler-rt/test/tsan/fork_atexit.cc
+++ b/compiler-rt/test/tsan/fork_atexit.cc
@@ -7,7 +7,7 @@
 #include <sys/wait.h>
 
 void foo() {
-  printf("CHILD ATEXIT\n");
+  fprintf(stderr, "CHILD ATEXIT\n");
 }
 
 void *worker(void *unused) {