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authorRichard Guenther <rguenther@suse.de>2012-07-03 13:38:37 +0000
committerRichard Biener <rguenth@gcc.gnu.org>2012-07-03 13:38:37 +0000
commit9795be396eedb7c0e9b70317320dd79c72eb3923 (patch)
tree8a3cd4413a1c024bb5726c7c13c58e1f00aca55c
parent534063156808656e1614c33a649fa68a3ecf0ddf (diff)
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install.texi (CLooG): Clarify how CLooG needs to be configured and that it needs to be built against...
2012-07-03 Richard Guenther <rguenther@suse.de> * doc/install.texi (CLooG): Clarify how CLooG needs to be configured and that it needs to be built against ISL 0.10. From-SVN: r189228
-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/doc/install.texi4
2 files changed, 9 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c3ae17a..6c17ce4 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2012-07-03 Richard Guenther <rguenther@suse.de>
+
+ * doc/install.texi (CLooG): Clarify how CLooG needs to be
+ configured and that it needs to be built against ISL 0.10.
+
2012-07-03 Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386.c (ix86_option_override_internal): Fix wrong
diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
index 436f656..b35d803 100644
--- a/gcc/doc/install.texi
+++ b/gcc/doc/install.texi
@@ -376,6 +376,10 @@ Necessary to build GCC with the Graphite loop optimizations. It can be
downloaded from @uref{ftp://gcc.gnu.org/pub/gcc/infrastructure/} as
@file{cloog-0.17.0.tar.gz}. The @option{--with-cloog} configure option should
be used if CLooG is not installed in your default library search path.
+CLooG needs to be built against ISL 0.10, not its included copy of ISL
+which is too old. Use @option{--with-isl=system} to direct CLooG to pick
+up an already installed ISL. CLooG needs to be configured to use GMP
+internally, use @option{--with-bits=gmp} to direct it to do that.
@end table