[gdb/testsuite] Use gdb_gcore_cmd in gdb.threads/gcore-thread.exp

I noticed a plain gcore command in test-case gdb.threads/gcore-thread.exp:
...
    gdb_test "gcore $core0file" "Saved corefile .*" \
      "save a zeroed-threads corefile"
...

Use gdb_gcore_cmd instead.

Tested on x86_64-linux.

diff --git a/gdb/testsuite/gdb.threads/gcore-thread.exp b/gdb/testsuite/gdb.threads/gcore-thread.exp
index 748831ed28e3964c423d3bbdb24efb2e56dc7c78..4a77fd69509dc7247514cd2f67247c1a0c4adb43 100644 (file)
--- a/gdb/testsuite/gdb.threads/gcore-thread.exp
+++ b/gdb/testsuite/gdb.threads/gcore-thread.exp
@@ -106,7 +106,7 @@ foreach symbol {__stack_user stack_used} {
 }
 
 if {"$core0file" != ""} {
-    gdb_test "gcore $core0file" "Saved corefile .*" "save a zeroed-threads corefile"
+    gdb_gcore_cmd $core0file "save a zeroed-threads corefile"
 }