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From: "marc.glisse at normalesup dot org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug bootstrap/49908] New: -lm missing after -lmpc
Date: Fri, 29 Jul 2011 21:55:00 -0000	[thread overview]
Message-ID: <bug-49908-4@http.gcc.gnu.org/bugzilla/> (raw)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49908

           Summary: -lm missing after -lmpc
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: marc.glisse@normalesup.org
              Host: i386-pc-solaris2.11


Hello,

I am using a not-gcc (sunpro) compiler to initiate a bootstrap. I let gcc build
gmp/mpfr/mpc. When linking cc1 in stage1, I see:

cc   -g -DIN_GCC    -DHAVE_CONFIG_H  -o cc1 c-lang.o c-family/stub-objc.o
attribs.o c-errors.o c-decl.o c-typeck.o c-convert.o c-aux-info.o
c-objc-common.o c-parser.o tree-mudflap.o c-family/c-common.o
c-family/c-cppbuiltin.o c-family/c-dump.o c-family/c-format.o
c-family/c-gimplify.o c-family/c-lex.o c-family/c-omp.o c-family/c-opts.o
c-family/c-pch.o c-family/c-ppoutput.o c-family/c-pragma.o
c-family/c-pretty-print.o c-family/c-semantics.o c-family/c-ada-spec.o i386-c.o
sol2-c.o default-c.o \
          cc1-checksum.o main.o tree-browser.o libbackend.a libcommon-target.a
libcommon.a ../libcpp/libcpp.a ../libdecnumber/libdecnumber.a libcommon.a
../libcpp/libcpp.a   ../libiberty/libiberty.a ../libdecnumber/libdecnumber.a   
-L/home/oracle/build/./gmp/.libs -L/home/oracle/build/./mpfr/.libs
-L/home/oracle/build/./mpc/src/.libs -lmpc -lmpfr -lgmp   -L../zlib -lz
Undefined                       first referenced
 symbol                             in file
cimag                              
/home/oracle/build/./mpc/src/.libs/libmpc.a(set_x.o)
creal                              
/home/oracle/build/./mpc/src/.libs/libmpc.a(set_x.o)
cimagl                             
/home/oracle/build/./mpc/src/.libs/libmpc.a(set_x.o)
creall                             
/home/oracle/build/./mpc/src/.libs/libmpc.a(set_x.o)
ld: fatal: symbol referencing errors. No output written to cc1

The missing symbols are all available in libm, as specified in libmpc.la.

(solaris comes with an older gcc-3.4 but mpc doesn't build with it, hence my
use of suncc)


             reply	other threads:[~2011-07-29 21:55 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-29 21:55 marc.glisse at normalesup dot org [this message]
2011-07-29 21:59 ` [Bug bootstrap/49908] " pinskia at gcc dot gnu.org
2011-07-29 22:09 ` marc.glisse at normalesup dot org
2011-07-29 22:19 ` marc.glisse at normalesup dot org
2021-07-19  6:00 ` pinskia at gcc dot gnu.org
2021-07-19  6:17 ` glisse at gcc dot gnu.org

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