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Date: Fri, 19 Dec 2008 10:21:00 -0000
Subject: [Bug bootstrap/38578]  New: fatal warning during bootstrap on arm.c for output_move_double and arm_expand_prologue
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From: "laurent at guerby dot net" <gcc-bugzilla@gcc.gnu.org>
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At rev 142808 on trunk:

../trunk/configure --prefix=/n/50/guerby/install-trunk-142808
--enable-languages=c,c++ --enable-__cxa_atexit --disable-nls
--enable-threads=posix --with-mpfr=/opt/cfarm/mpfr-2.3.2
--build=arm-linux-gnueabi --host=arm-linux-gnueabi --target=arm-linux-gnueabi
...
make boostrap
...

/home/guerby/build/./prev-gcc/xgcc -B/home/guerby/build/./prev-gcc/
-B/n/50/guerby/install-trunk-142808/arm-linux-gnueabi/bin/ -c  -g -O2 -DIN_GCC 
 -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes -Wcast-qual
-Wold-style-definition -Wc++-compat -Wmissing-format-attribute -pedantic
-Wno-long-long -Wno-variadic-macros -Wno-overlength-strings -Werror -fno-common
 -DHAVE_CONFIG_H -I. -I. -I../../trunk/gcc -I../../trunk/gcc/.
-I../../trunk/gcc/../include -I../../trunk/gcc/../libcpp/include
-I/opt/cfarm/mpfr-2.3.2/include -I../../trunk/gcc/../libdecnumber
-I../../trunk/gcc/../libdecnumber/dpd -I../libdecnumber    \
                ../../trunk/gcc/config/arm/arm.c -o arm.o
cc1: warnings being treated as errors
../../trunk/gcc/config/arm/arm.c: In function 'output_move_double':
../../trunk/gcc/config/arm/arm.c:9999: error: comparison between signed and
unsigned integer expressions
../../trunk/gcc/config/arm/arm.c:10149: error: comparison between signed and
unsigned integer expressions
../../trunk/gcc/config/arm/arm.c: In function 'arm_expand_prologue':
../../trunk/gcc/config/arm/arm.c:12659: error: ISO C90 forbids mixed
declarations and code
make[3]: *** [arm.o] Error 1
make[3]: *** Waiting for unfinished jobs....
rm fsf-funding.pod gcov.pod gfdl.pod cpp.pod gcc.pod
make[3]: Leaving directory `/home/guerby/build/gcc'
make[2]: *** [all-stage2-gcc] Error 2
make[2]: Leaving directory `/home/guerby/build'
make[1]: *** [stage2-bubble] Error 2
make[1]: Leaving directory `/home/guerby/build'
make: *** [bootstrap] Error 2

I assume --disable-werror will workaround this.


-- 
           Summary: fatal warning during bootstrap on arm.c for
                    output_move_double and arm_expand_prologue
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Keywords: build
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: laurent at guerby dot net
 GCC build triplet: arm-linux-gnueabi
  GCC host triplet: arm-linux-gnueabi
GCC target triplet: arm-linux-gnueabi


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38578