Some get_last_target_status tweaks

[deliverable/binutils-gdb.git] / libiberty / testsuite / test-pexecute.c

diff --git a/libiberty/testsuite/test-pexecute.c b/libiberty/testsuite/test-pexecute.c
index 8e01fda479a8936eea9cb756a1a3d637ded836ed..a92fae7a62e1db8139e0ea93a97d4c1c2482ba62 100644 (file)
--- a/libiberty/testsuite/test-pexecute.c
+++ b/libiberty/testsuite/test-pexecute.c
@@ -1,5 +1,5 @@
 /* Pexecute test program,
-   Copyright (C) 2005 Free Software Foundation, Inc.
+   Copyright (C) 2005-2019 Free Software Foundation, Inc.
    Written by Ian Lance Taylor <ian@airs.com>.
 
    This file is part of GNU libiberty.
@@ -285,6 +285,20 @@ main (int argc, char **argv)
     ERROR ("echo exit status failed");
   pex_free (pex1);
 
+  /* Check empty parameters don't get lost.  */
+  pex1 = TEST_PEX_INIT (PEX_USE_PIPES, "temp");
+  subargv[1] = "echo";
+  subargv[2] = "foo";
+  subargv[3] = "";
+  subargv[4] = "bar";
+  subargv[5] = NULL;
+  TEST_PEX_RUN (pex1, 0, "./test-pexecute", subargv, NULL, NULL);
+  e = TEST_PEX_READ_OUTPUT (pex1);
+  CHECK_LINE (e, "foo  bar");  /* Two spaces!  */
+  if (TEST_PEX_GET_STATUS_1 (pex1) != 0)
+    ERROR ("echo exit status failed");
+  pex_free (pex1);
+
   pex1 = TEST_PEX_INIT (PEX_USE_PIPES, "temp");
   subargv[1] = "echo";
   subargv[2] = "bar";