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-rw-r--r--checks/220.improved_f49
1 files changed, 49 insertions, 0 deletions
diff --git a/checks/220.improved_f b/checks/220.improved_f
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+dnl @ ../doc/m4.texinfo:7991: Origin of test
+dnl @ expected status: 0
+dnl @ extra options:
+dnl @ Copyright (C) 2006, 2007, 2008, 2009 Free Software
+dnl @ Foundation, Inc.
+dnl @ This file is free software; the Free Software Foundation
+dnl @ gives unlimited permission to copy and/or distribute it
+dnl @ with or without modifications, as long as this notice
+dnl @ is preserved.
+include(`foreachq3.m4')
+dnl @result{}
+undivert(`foreachq3.m4')dnl
+dnl @result{}divert(`-1')
+dnl @result{}# foreachq(x, `item_1, item_2, ..., item_n', stmt)
+dnl @result{}# quoted list, alternate improved version
+dnl @result{}define(`foreachq', `ifelse(`$2', `', `',
+dnl @result{} `pushdef(`$1')_$0(`$1', `$3', `', $2)popdef(`$1')')')
+dnl @result{}define(`_foreachq', `ifelse(`$#', `3', `',
+dnl @result{} `define(`$1', `$4')$2`'$0(`$1', `$2',
+dnl @result{} shift(shift(shift($@))))')')
+dnl @result{}divert`'dnl
+traceon(`shift')debugmode(`aq')
+dnl @result{}
+foreachq(`x', ``1', `2', `3', `4'', `x
+')dnl
+dnl @result{}1
+dnl @error{}m4trace: -4- shift(`x', `x
+dnl @error{}', `', `1', `2', `3', `4')
+dnl @error{}m4trace: -3- shift(`x
+dnl @error{}', `', `1', `2', `3', `4')
+dnl @error{}m4trace: -2- shift(`', `1', `2', `3', `4')
+dnl @result{}2
+dnl @error{}m4trace: -4- shift(`x', `x
+dnl @error{}', `1', `2', `3', `4')
+dnl @error{}m4trace: -3- shift(`x
+dnl @error{}', `1', `2', `3', `4')
+dnl @error{}m4trace: -2- shift(`1', `2', `3', `4')
+dnl @result{}3
+dnl @error{}m4trace: -4- shift(`x', `x
+dnl @error{}', `2', `3', `4')
+dnl @error{}m4trace: -3- shift(`x
+dnl @error{}', `2', `3', `4')
+dnl @error{}m4trace: -2- shift(`2', `3', `4')
+dnl @result{}4
+dnl @error{}m4trace: -4- shift(`x', `x
+dnl @error{}', `3', `4')
+dnl @error{}m4trace: -3- shift(`x
+dnl @error{}', `3', `4')
+dnl @error{}m4trace: -2- shift(`3', `4')