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# $NetBSD: cond-eof.mk,v 1.2 2020/12/14 20:28:09 rillig Exp $
#
# Tests for parsing conditions, especially the end of such conditions, which
# are represented as the token TOK_EOF.
SIDE_EFFECT= ${:!echo 'side effect' 1>&2!}
SIDE_EFFECT2= ${:!echo 'side effect 2' 1>&2!}
# In the following conditions, ${SIDE_EFFECT} is the position of the first
# parse error. It is always fully evaluated, even if it were not necessary
# to expand the variable expression. This is because these syntax errors are
# an edge case that does not occur during normal operation, therefore there
# is no need to optimize for this case, and it would slow down the common
# case as well.
.if 0 ${SIDE_EFFECT} ${SIDE_EFFECT2}
.endif
.if 1 ${SIDE_EFFECT} ${SIDE_EFFECT2}
.endif
.if (0) ${SIDE_EFFECT} ${SIDE_EFFECT2}
.endif
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