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authorAkim Demaille <akim@lrde.epita.fr>2015-01-16 09:25:37 +0100
committerAkim Demaille <akim@lrde.epita.fr>2015-01-16 10:52:17 +0100
commit0ab29b7c200d864b3b0ce8eae26eeceab8112221 (patch)
treef5c24f24b3d76a6150d302e93b1954a836d5d664
parent559b30881dd694f39aaa809797e463de73ed4e34 (diff)
downloadbison-0ab29b7c200d864b3b0ce8eae26eeceab8112221.tar.gz
build: avoid infinite recursions on include_next
On MacOS X 10.5 PPC with Apple's GCC 4.0.1: % uname -a Darwin aria.cielonegro.org 9.8.0 Darwin Kernel Version 9.8.0: Wed Jul 15 16:57:0 1 PDT 2009; root:xnu-1228.15.4~1/RELEASE_PPC Power Macintosh % gcc --version powerpc-apple-darwin9-gcc-4.0.1 (GCC) 4.0.1 (Apple Inc. build 5493) Copyright (C) 2005 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. building in place enters into an infinite recursion on "#include_next": % gmake V=1 [snip] depbase=`echo lib/math.o | sed 's|[^/]*$|.deps/&|;s|\.o$||'`;\ gcc -std=gnu99 -I. -Ilib -I. -I./lib -g -O2 -MT lib/math.o -MD -MP -MF $depbase.Tpo -c -o lib/math.o lib/math.c &&\ mv -f $depbase.Tpo $depbase.Po In file included from lib/math.h:27, from lib/math.h:27, from lib/math.h:27, from lib/math.h:27, [snip] from lib/math.h:27, from lib/math.h:27, from lib/math.c:3: lib/math.h:27:23: error: #include nested too deeply Makefile:3414: recipe for target 'lib/math.o' failed gmake[2]: *** [lib/math.o] Error 1 Using -I./lib instead of -Ilib fixes the problem. Reported by Pho. <https://lists.gnu.org/archive/html/bison-patches/2014-01/msg00000.html> * Makefile.am (AM_CPPFLAGS): Use -I./lib instead of -Ilib.
-rw-r--r--Makefile.am5
-rw-r--r--THANKS1
2 files changed, 4 insertions, 2 deletions
diff --git a/Makefile.am b/Makefile.am
index fd3db0f1..b6135cbd 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -39,8 +39,9 @@ AM_YFLAGS = -d -v -Werror -Wall -Wno-yacc --report=all
# Initialization before completion by local.mk's.
AM_CFLAGS = $(WARN_CFLAGS)
-# Find builddir/src/scan-code.c etc.
-AM_CPPFLAGS = -I. -Ilib -I$(top_srcdir) -I$(top_srcdir)/lib
+# Find builddir/src/scan-code.c etc. For some reason "-I./lib"
+# instead of "-Ilib" avoids infinite recursions on #include_next.
+AM_CPPFLAGS = -I. -I./lib -I$(top_srcdir) -I$(top_srcdir)/lib
BUILT_SOURCES =
CLEANFILES =
DISTCLEANFILES =
diff --git a/THANKS b/THANKS
index b9849103..875ac961 100644
--- a/THANKS
+++ b/THANKS
@@ -113,6 +113,7 @@ Peter Fales psfales@lucent.com
Peter Hamorsky hamo@upjs.sk
Peter Simons simons@cryp.to
Petr Machata pmachata@redhat.com
+Pho pho@cielonegro.org
Piotr Gackiewicz gacek@intertel.com.pl
Quentin Hocquet hocquet@gostai.com
Quoc Peyrot chojin@lrde.epita.fr