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      1 # $NetBSD: opt-warnings-as-errors.mk,v 1.6 2023/06/01 20:56:35 rillig Exp $
      2 #
      3 # Tests for the -W command line option, which turns warnings into errors.
      4 #
      5 # Even in -W mode, a .warning is not completely equivalent to an .error.
      6 # First, the word "warning" is still printed, and second, parsing continues
      7 # after a failed warning, whereas it would stop immediately at the first
      8 # .error.
      9 
     10 .MAKEFLAGS: -W
     11 
     12 # expect+1: warning: message 1
     13 .warning message 1
     14 # expect+1: warning: message 2
     15 .warning message 2
     16 
     17 _!=	echo 'parsing continues' 1>&2
     18 
     19 all:
     20 	@:;
     21