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From: "ebotcazou at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/52610] mpfr fails to compile when specifying CFLAGS="-O3 -mcpu=leon"
Date: Sun, 18 Mar 2012 08:16:00 -0000 [thread overview]
Message-ID: <bug-52610-4-Sw1X4CR6QP@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-52610-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52610
Eric Botcazou <ebotcazou at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |ebotcazou at gcc dot
| |gnu.org
--- Comment #2 from Eric Botcazou <ebotcazou at gcc dot gnu.org> 2012-03-18 08:13:53 UTC ---
> error when compiling MPFR 3.1.0:
> debian-sparc:~/src/mpfr-3.1.0# CFLAGS="-O3 -mcpu=leon -flto" CXXFLAGS="-O3
> -mcpu=v8 -flto" LDFLAGS="-flto -O3 -mcpu=v8" ./configure
> --prefix=/opt/gcc-4.7.0 --with-gnu-as --with-gnu-ld --with-gmp=/opt/gcc-4.7.0
You have a strange mix of options -mcpu=leon/-mcpu=v8 here.
> When I try to add -Av8 to CFLAGS, I get this error:
> <command-line>:0:1: error: missing '(' after predicate
Sure, -Av8 is an assembler option, not a compiler option.
> I have a qemu-sparc virtual machine based on Debian/Sarge I can provide that
> reproduces the problem. I'll work on attaching a pre-processed example.
Try this:
Index: config/sparc/sparc.h
===================================================================
--- config/sparc/sparc.h (revision 185503)
+++ config/sparc/sparc.h (working copy)
@@ -328,6 +328,7 @@ extern enum cmodel sparc_cmodel;
%{mcpu=sparclite:-Asparclite} \
%{mcpu=sparclite86x:-Asparclite} \
%{mcpu=f930:-Asparclite} %{mcpu=f934:-Asparclite} \
+%{mcpu=leon:-Av8} \
%{mcpu=v8:-Av8} \
%{mv8plus:-Av8plus} \
%{mcpu=v9:-Av9} \
next prev parent reply other threads:[~2012-03-18 8:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-03-17 20:33 [Bug target/52610] New: " matt at use dot net
2012-03-17 21:09 ` [Bug target/52610] " mikpe at it dot uu.se
2012-03-18 8:16 ` ebotcazou at gcc dot gnu.org [this message]
2012-03-18 9:32 ` ebotcazou at gcc dot gnu.org
2012-03-24 18:48 ` ebotcazou at gcc dot gnu.org
2012-03-24 18:50 ` ebotcazou at gcc dot gnu.org
2012-03-24 19:15 ` ebotcazou at gcc dot gnu.org
2012-03-24 20:59 ` matt at use dot net
2012-04-23 15:21 ` matt at use dot net
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