make more use of NOT_REACHED

In particular, remove all instances of 'assert(0);'.

1 files changed, 5 insertions, 5 deletions

diff --git a/pp_ctl.c b/pp_ctl.c
index 4f1c480260..0b7a6ecad4 100644
--- a/pp_ctl.c
+++ b/pp_ctl.c
@@ -288,7 +288,7 @@ PP(pp_substcont)
 	    POPSUBST(cx);
 	    PERL_ASYNC_CHECK();
 	    RETURNOP(pm->op_next);
-	    assert(0); /* NOTREACHED */
+	    NOT_REACHED; /* NOTREACHED */
 	}
 	cx->sb_iters = saviters;
     }
@@ -1676,13 +1676,13 @@ Perl_die_unwind(pTHX_ SV *msv)
 	    PL_restartjmpenv = restartjmpenv;
 	    PL_restartop = restartop;
 	    JMPENV_JUMP(3);
-	    assert(0); /* NOTREACHED */
+	    NOT_REACHED; /* NOTREACHED */
 	}
     }
 
     write_to_stderr(exceptsv);
     my_failure_exit();
-    assert(0); /* NOTREACHED */
+    NOT_REACHED; /* NOTREACHED */
 }
 
 PP(pp_xor)
@@ -3237,7 +3237,7 @@ S_docatch(pTHX_ OP *o)
 	JMPENV_POP;
 	PL_op = oldop;
 	JMPENV_JUMP(ret);
-	assert(0); /* NOTREACHED */
+	NOT_REACHED; /* NOTREACHED */
     }
     JMPENV_POP;
     PL_op = oldop;
@@ -3335,7 +3335,7 @@ S_try_yyparse(pTHX_ int gramtype)
     default:
 	JMPENV_POP;
 	JMPENV_JUMP(ret);
-	assert(0); /* NOTREACHED */
+	NOT_REACHED; /* NOTREACHED */
     }
     JMPENV_POP;
     return ret;