[newlib-cygwin] Cygwin: testsuite: Fix TEST_RETURN for 64-bit

[Jon TURNEY]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=19b3b814bcba422fa468530a441c0001361aed3c

commit 19b3b814bcba422fa468530a441c0001361aed3c
Author: Jon Turney <jon.turney@dronecode.org.uk>
Date:   Thu Nov 26 15:33:44 2020 +0000

    Cygwin: testsuite: Fix TEST_RETURN for 64-bit
    
    The result of a function call won't fit in an int if it's e.g. a pointer.

Diff:
---
 winsup/testsuite/libltp/include/usctest.h | 6 +++---
 winsup/testsuite/libltp/lib/parse_opts.c  | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/winsup/testsuite/libltp/include/usctest.h b/winsup/testsuite/libltp/include/usctest.h
index 6a095db1c..fef349d04 100644
--- a/winsup/testsuite/libltp/include/usctest.h
+++ b/winsup/testsuite/libltp/include/usctest.h
@@ -159,7 +159,7 @@ struct usc_errno_t {
  **********************************************************************/
 #ifdef  _USC_LIB_
 
-extern int TEST_RETURN;
+extern long TEST_RETURN;
 extern int TEST_ERRNO;
 
 #else
@@ -173,7 +173,7 @@ extern struct usc_errno_t TEST_VALID_ENO[USC_MAX_ERRNO];
  * Globals for returning the return code and errno from the system call
  * test macros.
  ***********************************************************************/
-extern int TEST_RETURN;
+extern long TEST_RETURN;
 extern int TEST_ERRNO;
 
 /***********************************************************************
@@ -210,7 +210,7 @@ extern void STD_opts_help();
  *	SCALL = system call and parameters to execute
  *
  ***********************************************************************/
-#define TEST(SCALL) TEST_RETURN = (unsigned) SCALL;  TEST_ERRNO=errno;
+#define TEST(SCALL) TEST_RETURN = SCALL;  TEST_ERRNO=errno;
 
 /***********************************************************************
  * TEST_VOID: calls a system call
diff --git a/winsup/testsuite/libltp/lib/parse_opts.c b/winsup/testsuite/libltp/lib/parse_opts.c
index 0282a0976..1f41bfdd2 100644
--- a/winsup/testsuite/libltp/lib/parse_opts.c
+++ b/winsup/testsuite/libltp/lib/parse_opts.c
@@ -110,7 +110,7 @@ struct usc_errno_t TEST_VALID_ENO[USC_MAX_ERRNO];
    * Globals for returning the return code and errno from the system call
    * test macros.
    ***********************************************************************/
-int TEST_RETURN;
+long TEST_RETURN;
 int TEST_ERRNO;
 
   /***********************************************************************