From 680e658f58e9bf7786800668725ff59a1963b793 Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Mon, 28 Oct 2013 18:49:08 -0700
Subject: * Makefile (clean): depends on conftest.clean (conftest.clean): New
 target.

* configure: Use "make conftest.clean" to clean up conftest stuff. Note
that there was a bug here: brace expansion was used, but the shell is
/bin/sh, so conftest.err wasn't being removed.
---
 ChangeLog | 9 +++++++++
 Makefile  | 8 +++++++-
 configure | 3 +--
 3 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index e2142e02..6f98e63e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2013-10-28  Kaz Kylheku  <kaz@kylheku.com>
+
+	* Makefile (clean): depends on conftest.clean
+	(conftest.clean): New target.
+
+	* configure: Use "make conftest.clean" to clean up conftest stuff. Note
+	that there was a bug here: brace expansion was used, but the shell is
+	/bin/sh, so conftest.err wasn't being removed.
+
 2013-10-27  Kaz Kylheku  <kaz@kylheku.com>
 
 	Fix 2013-10-06 regression in op syntax.  This happens when a @var
diff --git a/Makefile b/Makefile
index 98ed9030..1c4644d1 100644
--- a/Makefile
+++ b/Makefile
@@ -75,7 +75,7 @@ $(MPI_OBJS): CFLAGS += -DXCALLOC=chk_calloc -DXFREE=free
 rebuild: clean repatch $(PROG)
 
 .PHONY: clean
-clean:
+clean: conftest.clean
 	rm -f $(PROG) $(OBJS) $(OBJS-y) \
 	  y.tab.c lex.yy.c y.tab.h y.output $(TESTS:.ok=.out)
 
@@ -190,3 +190,9 @@ conftest.yacc:
 .PHONY: conftest.ccver
 conftest.ccver:
 	@$(CC) --version
+
+.PHONY: conftest.clean
+conftest.clean:
+	rm -f conftest conftest.[co] \
+	conftest2 conftest[12].[oc] \
+	conftest.err conftest.syms
diff --git a/configure b/configure
index dece3572..7ba40efb 100755
--- a/configure
+++ b/configure
@@ -1293,8 +1293,7 @@ fi
 # Clean up
 #
 
-rm -f conftest conftest.[co] conftest.{err,syms}
-rm -f conftest2 conftest[12].[oc]
+make conftest.clean
 
 #
 # What do we have for patch management.
-- 
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