1 files changed, 16 insertions, 0 deletions
diff --git a/lib/msan/tests/msan_test.cc b/lib/msan/tests/msan_test.cc
index 613367f8..2269bb23 100644
--- a/lib/msan/tests/msan_test.cc
+++ b/lib/msan/tests/msan_test.cc
@@ -1587,6 +1587,22 @@ TEST(MemorySanitizer, lgammal_r) {
   EXPECT_NOT_POISONED(sgn);
 }
 
+TEST(MemorySanitizer, drand48_r) {
+  struct drand48_data buf;
+  srand48_r(0, &buf);
+  double d;
+  drand48_r(&buf, &d);
+  EXPECT_NOT_POISONED(d);
+}
+
+TEST(MemorySanitizer, lrand48_r) {
+  struct drand48_data buf;
+  srand48_r(0, &buf);
+  long d;
+  lrand48_r(&buf, &d);
+  EXPECT_NOT_POISONED(d);
+}
+
 TEST(MemorySanitizer, sprintf) {  // NOLINT
   char buff[10];
   break_optimization(buff);