Use scope push/pop for foundFlags local variable

Signed-off-by: James Clark <[email protected]>

Author: James-A-Clark

config/orte_setup_debugger_flags.m4

@@ -75,6 +75,7 @@ AC_DEFUN([ORTE_SETUP_DEBUGGER_FLAGS],[
     # producing a stack when explicit unwind information is unavailable.
     # This is implied by -g, but we want to save space and don't need
     # full debug symbols.
+    OPAL_VAR_SCOPE_PUSH([foundFlags])
     foundFlags=no
     MPIR_UNWIND_CFLAGS=
 
@@ -91,8 +92,8 @@ AC_DEFUN([ORTE_SETUP_DEBUGGER_FLAGS],[
     # Finally fall back to -g if neither of the above were available
     if test $foundFlags = no; then
         _ORTE_SETUP_DEBUGGER_FLAGS_TRY_CFLAGS([-g],
-            [MPIR_UNWIND_CFLAGS=-g foundFlags=yes])
+            [MPIR_UNWIND_CFLAGS=-g])
     fi
-
     AC_SUBST(MPIR_UNWIND_CFLAGS)
+    OPAL_VAR_SCOPE_POP
 ])