http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54292
Bug #: 54292
Summary: Errors due to conflicting strsignal headers
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
AssignedTo: [email protected]
ReportedBy: [email protected]
Target: Darwin
This resembles PR31776. My build from current HEAD fails with
g++ -c -g -DIN_GCC -fno-exceptions -fno-rtti -W -Wall -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
-Wno-variadic-macros -Wno-overlength-strings -fno-common -DHAVE_CONFIG_H
-DGENERATOR_FILE -I. -Ibuild -I../../gcc -I../../gcc/build
-I../../gcc/../include -I./../intl -I../../gcc/../libcpp/include
-I/Users/tobi/src/gcc/build/./gmp -I/Users/tobi/src/gcc/gmp
-I/Users/tobi/src/gcc/build/./mpfr -I/Users/tobi/src/gcc/mpfr
-I/Users/tobi/src/gcc/mpc/src -I../../gcc/../libdecnumber
-I../../gcc/../libdecnumber/dpd -I../libdecnumber \
-o build/genconstants.o ../../gcc/genconstants.c
In file included from /usr/include/sys/wait.h:117,
from /usr/include/stdlib.h:65,
from ../../gcc/system.h:228,
from ../../gcc/genconstants.c:29:
/usr/include/sys/resource.h:89: error: declaration does not declare anything
In file included from ../../gcc/genconstants.c:29:
../../gcc/system.h:499: error: declaration of C function 'const char*
strsignal(int)' conflicts with
/usr/include/string.h:144: error: previous declaration 'char* strsignal(int)'
here
make[3]: *** [build/genconstants.o] Error 1
make[2]: *** [all-stage1-gcc] Error 2
make[1]: *** [stage1-bubble] Error 2
make: *** [all] Error 2
I'm using an in-tree gmp, mpfr etc setup with contrib/download_prerequisites.
I mention this because in gcc/config.log (attached) I see that the strsignal
configure tests apparently got confused by the location of gmp.h.
