This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug rtl-optimization/37377] [4.4 Regression] Bootstrap failure compiling libgcc
- From: "ebotcazou at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 7 Sep 2008 13:58:46 -0000
- Subject: [Bug rtl-optimization/37377] [4.4 Regression] Bootstrap failure compiling libgcc
- References: <bug-37377-226@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #8 from ebotcazou at gcc dot gnu dot org 2008-09-07 13:58 -------
> See
>
> http://gcc.gnu.org/ml/gcc-testresults/2008-09/msg00384.html
>
> Mainline can bootstrap with i586-linux. But there are some additional
> testsuite failures.
Thanks for trying to reproduce, this is very helpful. I'm sorry, I forgot
something: you must configure with RTL checking (--enable-checking=yes,rtl)
in order to have the miscompilation.
I'm going to attach a simplified testcase (which can be compiled by any x86
compiler) and the analysis.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37377