Module Name: src
Committed By: rillig
Date: Sun Jul 19 21:03:55 UTC 2020
Modified Files:
src/usr.bin/make/unit-tests: cond-short.mk
Log Message:
make(1): add test for assignment operators in conditions
To generate a diff of this commit:
cvs rdiff -u -r1.7 -r1.8 src/usr.bin/make/unit-tests/cond-short.mk
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/usr.bin/make/unit-tests/cond-short.mk
diff -u src/usr.bin/make/unit-tests/cond-short.mk:1.7 src/usr.bin/make/unit-tests/cond-short.mk:1.8
--- src/usr.bin/make/unit-tests/cond-short.mk:1.7 Thu Jul 9 22:34:09 2020
+++ src/usr.bin/make/unit-tests/cond-short.mk Sun Jul 19 21:03:55 2020
@@ -1,4 +1,4 @@
-# $NetBSD: cond-short.mk,v 1.7 2020/07/09 22:34:09 sjg Exp $
+# $NetBSD: cond-short.mk,v 1.8 2020/07/19 21:03:55 rillig Exp $
#
# Demonstrates that in conditions, the right-hand side of an && or ||
# is only evaluated if it can actually influence the result.
@@ -66,6 +66,19 @@ VAR= # empty again, for the following te
.if 0 && !empty(:U${:!echo "unexpected exclam modifier" 1>&2 !})
.endif
+# Irrelevant assignment modifiers are skipped as well.
+.if 0 && ${1 2 3:L:@i@${FIRST::?=$i}@}
+.endif
+.if 0 && ${1 2 3:L:@i@${LAST::=$i}@}
+.endif
+.if 0 && ${1 2 3:L:@i@${APPENDED::+=$i}@}
+.endif
+.if 0 && ${echo.1 echo.2 echo.3:L:@i@${RAN::!=${i:C,.*,&; & 1>\&2,:S,., ,g}}@}
+.endif
+.if defined(FIRST) || defined(LAST) || defined(APPENDED) || defined(RAN)
+.warning first=${FIRST} last=${LAST} appended=${APPENDED} ran=${RAN}
+.endif
+
# The || operator.
.if 1 || ${echo "unexpected or" 1>&2 :L:sh}
