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[Bug bootstrap/82948] New: [8 Regression] prefix.c:202:15: error: 'char* strncpy(char*, const char*, size_t)' destination unchanged after copying no bytes [-Werror=stringop-truncation]
- From: "glisse at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 11 Nov 2017 13:33:22 +0000
- Subject: [Bug bootstrap/82948] New: [8 Regression] prefix.c:202:15: error: 'char* strncpy(char*, const char*, size_t)' destination unchanged after copying no bytes [-Werror=stringop-truncation]
- Auto-submitted: auto-generated
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82948
Bug ID: 82948
Summary: [8 Regression] prefix.c:202:15: error: 'char*
strncpy(char*, const char*, size_t)' destination
unchanged after copying no bytes
[-Werror=stringop-truncation]
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Keywords: diagnostic
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: glisse at gcc dot gnu.org
Target Milestone: ---
Hello,
I cannot bootstrap currently (r254649) on gcc112
(powerpc64le-unknown-linux-gnu) with --with-system-zlib --disable-nls
--enable-languages=all,obj-c++,go --enable-host-shared
/home/glisse/pristine/gcc/prefix.c: In function 'char* translate_name(char*)':
/home/glisse/pristine/gcc/prefix.c:202:15: error: 'char* strncpy(char*, const
char*, size_t)' destination unchanged after copying no bytes
[-Werror=stringop-truncation]
strncpy (key, &name[1], keylen);
~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
/home/glisse/pristine/gcc/prefix.c:202:15: error: 'char* strncpy(char*, const
char*, size_t)' destination unchanged after copying no bytes
[-Werror=stringop-truncation]
/home/glisse/pristine/gcc/prefix.c:202:15: error: 'char* strncpy(char*, const
char*, size_t)' destination unchanged after copying no bytes
[-Werror=stringop-truncation]
/home/glisse/pristine/gcc/prefix.c:202:15: error: 'char* strncpy(char*, const
char*, size_t)' destination unchanged after copying no bytes
[-Werror=stringop-truncation]
cc1plus: all warnings being treated as errors
make[3]: *** [prefix.o] Error 1
make[3]: *** Waiting for unfinished jobs....
rm gfortran.pod fsf-funding.pod gcov.pod gpl.pod cpp.pod gfdl.pod gccgo.pod
gcc.pod gcov-dump.pod gcov-tool.pod
make[3]: Leaving directory `/home/glisse/test/pristine/build/gcc'
make[2]: *** [all-stage2-gcc] Error 2