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From: mhillary@btopenworld.com To: gcc-gnats@gcc.gnu.org Subject: optimization/7897: gcc3.2 fails building kdeaddons when using the -march=pentium4 flag Date: Thu, 12 Sep 2002 11:36:00 -0000 [thread overview] Message-ID: <20020912183309.32467.qmail@sources.redhat.com> (raw) >Number: 7897 >Category: optimization >Synopsis: gcc3.2 fails building kdeaddons when using the -march=pentium4 flag >Confidential: no >Severity: serious >Priority: medium >Responsible: unassigned >State: open >Class: sw-bug >Submitter-Id: net >Arrival-Date: Thu Sep 12 11:36:01 PDT 2002 >Closed-Date: >Last-Modified: >Originator: Mark Hillary >Release: 3.2 >Organization: >Environment: Configured with: /var/tmp/portage/gcc-3.2-r1/work/gcc-3.2/configure --prefix=/usr --mandir=/usr/share/man -infodir=/usr/share/info --enable-shared --host=i686-pc-linux-gnu --build=i686-pc-linux-gnu --target=i686-pc-gnu --with-system-zlib -enable-languages=c,c++,ada,f77,abjc,java --enable-threads=posix --enable-long-long --disable-checking --enable-cstdio=stdio --enable-clocale=generic --enable-__cxa_atexit --enable-version-specific-runtime-libs --withgxx-include-dir=/ust/include/g++-v32 --with-local-prefix=/usr/local --enable-shared --enable0nls --without-included-gettext Thread model: posix gcc version 3.2 CFLAGS=-march=pentium4 -O3 -pipe CXXFLAGS=-march=pentium4 -O3 -pipe Info from /proc/cpuinfo cpu family :15 model :2 model name :Intel(R) Pentium(R) 4 Mobile CPU 1.60Ghz stepping :4 >Description: kdeaddons/noatun-plugins/tyler/compute.c failes to build using the -march=pentium4 flag i686-pc-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I. _I../.. -I/usr/kde/3/include -I/usr/qt/3/include -I/usr/X11R6/include -I/usr/nclude/SDL -D_REENTRANT -DQT_THREAD_SUPPORT -D_REENTRANT -DNDEBUG -O2 -march=pentium4 -O3 -pipe -c `test -f compute.c !! echo ' ./' `compute.c compute.c: In function `generate_sector': compute.c:175: unable to find a register to spill in class 'FLOAT_REGS' compute.c:175: this is the insn: (insn 187 184 189 (set (reg:DF 9 st(1) [117]) (float_extend:DF (subreg:SF (reg/v:DI rxmm0 [82]) 0))) 133 {*extendsfdf2_1} (nil) (nil)) compute.c:175: confused by earlier errors, bailing out make: *** [compute.o] Error 1 I have had this confirmed by one other person (sorry hes the only other person I know with a p4), same result also have tried with the -O2 flag instead of the -O3 flag >How-To-Repeat: Build kdeaddons on a P4 with -march=pentium4 >Fix: Build with out -march=pentium4 or build with the pentium4 flag but add -mno-sse2 >Release-Note: >Audit-Trail: >Unformatted:
next reply other threads:[~2002-09-12 18:36 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2002-09-12 11:36 mhillary [this message] 2002-10-02 15:56 rth 2002-10-09 10:29 hubicka 2002-10-17 9:12 hubicka
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