[PATCH 36/36] GDB: testsuite: XML: Don't return -1 nor 0 from top-level

[Thiago Jung Bauermann <thiago.bauermann@linaro.org>]

This patch changes statements that return -1 or 0 from the top level.
---
 gdb/testsuite/gdb.xml/tdesc-arch.exp   | 2 +-
 gdb/testsuite/gdb.xml/tdesc-regs.exp   | 2 +-
 gdb/testsuite/gdb.xml/tdesc-reload.exp | 6 +++---
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/gdb/testsuite/gdb.xml/tdesc-arch.exp b/gdb/testsuite/gdb.xml/tdesc-arch.exp
index f3bb9ba26523..9d22efde4a48 100644
--- a/gdb/testsuite/gdb.xml/tdesc-arch.exp
+++ b/gdb/testsuite/gdb.xml/tdesc-arch.exp
@@ -47,7 +47,7 @@ gdb_test_multiple "show architecture" $msg {
 # If that did not work, no point running further tests.
 if { "$arch1" == "" || "$arch2" == "" || "$default_arch" == "" } {
     unresolved "architecture XML tests"
-    return -1
+    return
 }
 
 # Run these tests twice, once for $arch1 and once for $arch2, to
diff --git a/gdb/testsuite/gdb.xml/tdesc-regs.exp b/gdb/testsuite/gdb.xml/tdesc-regs.exp
index 96f0fe089aa5..092355020b2c 100644
--- a/gdb/testsuite/gdb.xml/tdesc-regs.exp
+++ b/gdb/testsuite/gdb.xml/tdesc-regs.exp
@@ -109,7 +109,7 @@ if {[string equal ${core-regs} ""]} {
 	unsupported "register tests (missing architecture-specific core-regs setting)"
     }
 
-    return 0
+    return
 }
 
 # Otherwise, we support both XML and target defined registers.
diff --git a/gdb/testsuite/gdb.xml/tdesc-reload.exp b/gdb/testsuite/gdb.xml/tdesc-reload.exp
index cdd075de099d..41dc30a7a5a1 100644
--- a/gdb/testsuite/gdb.xml/tdesc-reload.exp
+++ b/gdb/testsuite/gdb.xml/tdesc-reload.exp
@@ -21,11 +21,11 @@ require allow_xml_test
 standard_testfile
 
 if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
-    return -1
+    return
 }
 
 if {![runto_main]} {
-    return 0
+    return
 }
 
 # Three files we're going to write out to.
@@ -60,7 +60,7 @@ gdb_load ${binfile}
 
 # Run to `main' where we begin our tests.
 if {![runto_main]} {
-    return -1
+    return
 }
 
 # Run info registers just to check this appears to run fine with the