# gcc -Wall -c bug.c -DBUG bug.c: In function 'foo': bug.c:10: error: jump into statement expression bug.c:13: error: jump into statement expression bug.c:11: error: jump into statement expression bug.c:14: error: jump into statement expression bug.c:14: warning: label 'encodeend1' defined but not used bug.c:13: warning: label 'encodeend0' defined but not used # gcc -v Reading specs from /usr/lib/gcc/i686-pld-linux/4.0.0/specs Target: i686-pld-linux Configured with: ../configure --prefix=/usr --libdir=/usr/lib --libexecdir=/usr/lib --infodir=/usr/share/info --mandir=/usr/share/man --enable-shared --enable-threads=posix --enable-__cxa_atexit --enable-languages=c,c++,ada --enable-c99 --enable-long-long --disable-multilib --enable-nls --with-gnu-as --with-gnu-ld --with-demangler-in-ld --with-system-zlib --with-slibdir=/lib --without-x --enable-cmath i686-pld-linux Thread model: posix gcc version 4.0.0 20050402 (prerelease) (PLD Linux)
-- Summary: reject valid code (?) Product: gcc Version: 4.0.0 Status: UNCONFIRMED Severity: normal Priority: P2 Component: other AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: pluto at pld-linux dot org CC: gcc-bugs at gcc dot gnu dot org GCC build triplet: i686-pld-linux GCC host triplet: i686-pld-linux GCC target triplet: i686-pld-linux http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20741