[Bug bootstrap/15987] New: bootstrap fails due to system <math.h> not defining FP_NAN etc

["eesrjhc at bath dot ac dot uk" <gcc-bugzilla at gcc dot gnu dot org>]

CVS version as of 2004-06-14 09:50 UT 

Configured such:

gilbert:/gilbert/roger/src/build-cvs $ ../gcc-cvs/gcc/configure
--prefix=/usr/local/gcc-cvs --enable-languages=c,c++,f95 --with-gmp=/opt/csw
--host=sparc-sun-solaris2.8 --build=sparc-sun-solaris2.8
--target=sparc-sun-solaris2.8 --disable-libmudflap

gilbert:/gilbert/roger/src/build-cvs $ make bootstrap

.
.
.


/gilbert/roger/src/build-cvs/gcc/xgcc -B/gilbert/roger/src/build-cvs/gcc/ -B/usr
/local/gcc-cvs/sparc-sun-solaris2.8/bin/ -B/usr/local/gcc-cvs/sparc-sun-solaris2
.8/lib/ -isystem /usr/local/gcc-cvs/sparc-sun-solaris2.8/include -isystem /usr/l
ocal/gcc-cvs/sparc-sun-solaris2.8/sys-include -DHAVE_CONFIG_H -I. -I../../../gcc
-cvs/gcc/libgfortran -I. -I../../../gcc-cvs/gcc/libgfortran/io -O2 -g -O2 -std=g
nu99 -O2 -g -O2 -c ../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c  
-fPIC -DPIC -o .libs/c99_functions.o
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c: In function `round'
:
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c:39: warning: implici
t declaration of function 'fpclassify'
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c:40: error: 'FP_INFIN
ITE' undeclared (first use in this function)
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c:40: error: (Each und
eclared identifier is reported only once
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c:40: error: for each 
function it appears in.)
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c:40: error: 'FP_NAN' 
undeclared (first use in this function)
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c: In function `roundf
':
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c:71: error: 'FP_INFIN
ITE' undeclared (first use in this function)
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c:71: error: 'FP_NAN' 
undeclared (first use in this function)
../../../gcc-cvs/gcc/libgfortran/intrinsics/c99_functions.c:76: warning: implici
t declaration of function 'ceilf'
make[3]: *** [c99_functions.lo] Error 1
make[3]: Leaving directory `/gilbert/roger/src/build-cvs/sparc-sun-solaris2.8/li
bgfortran'
make[2]: *** [all] Error 2
make[2]: Leaving directory `/gilbert/roger/src/build-cvs/sparc-sun-solaris2.8/li
bgfortran'
make[1]: *** [all-target-libgfortran] Error 2
make[1]: Leaving directory `/gilbert/roger/src/build-cvs'
make: *** [bootstrap] Error 2
gilbert:/gilbert/roger/src/build-cvs $ 


<math.h> on GNU-Linux systems defines FP_NAN etc, but the Solaris <math.h> does
not, nor do any of the other files under /usr/include/

gilbert:/gilbert/roger/src/build-cvs $ grep FP_NAN `find /usr/include -name
'*.h' -print`
gilbert:/gilbert/roger/src/build-cvs $ echo $?
1
gilbert:/gilbert/roger/src/build-cvs $

-- 
           Summary: bootstrap fails due to system <math.h> not defining
                    FP_NAN etc
           Product: gcc
           Version: 3.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: eesrjhc at bath dot ac dot uk
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: sparc-sun-solaris2.8
  GCC host triplet: sparc-sun-solaris2.8
GCC target triplet: sparc-sun-solaris2.8


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15987