1 files changed, 39 insertions, 0 deletions
diff --git a/test/profile/instrprof-path.c b/test/profile/instrprof-path.c
new file mode 100644
index 0000000000000..28ee8ad0a4843
--- /dev/null
+++ b/test/profile/instrprof-path.c
@@ -0,0 +1,39 @@
+// RUN: %clang_pgogen -O2 -o %t.0 %s
+// RUN: %clang_pgogen=%t.d1 -O2 -o %t.1 %s
+// RUN: %clang_pgogen=%t.d1/%t.d2 -O2 -o %t.2 %s
+//
+// RUN: %run %t.0  ""
+// RUN: env LLVM_PROFILE_FILE=%t.d1/default.profraw %run %t.0  %t.d1/
+// RUN: env LLVM_PROFILE_FILE=%t.d1/%t.d2/default.profraw %run %t.0 %t.d1/%t.d2/
+// RUN: %run %t.1 %t.d1/
+// RUN: %run %t.2 %t.d1/%t.d2/
+// RUN: %run %t.2 %t.d1/%t.d2/ %t.d1/%t.d2/%t.d3/blah.profraw %t.d1/%t.d2/%t.d3/
+
+#include <string.h>
+
+const char *__llvm_profile_get_path_prefix();
+void __llvm_profile_set_filanem(const char*);
+
+int main(int argc, const char *argv[]) {
+  int i;
+  const char *expected;
+  const char *prefix;
+  if (argc < 2)
+    return 1;
+
+  expected = argv[1];
+  prefix = __llvm_profile_get_path_prefix();
+
+  if (strcmp(prefix, expected))
+    return 1;
+
+  if (argc == 4) {
+    __llvm_profile_set_filename(argv[2]);
+    prefix = __llvm_profile_get_path_prefix();
+    expected = argv[3];
+    if (strcmp(prefix, expected))
+      return 1;
+  }
+
+  return 0;
+}