http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48767
Summary: compiler error: Segmentation fault with set void in va_arg Product: gcc Version: 4.4.6 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c AssignedTo: unassig...@gcc.gnu.org ReportedBy: iwama...@nigauri.org CC: kkoj...@gcc.gnu.org Host: sh4-linux-gnu Target: sh4-linux-gnu Build: sh4-linux-gnu Hi, When we set void in va_arg, it becomes Segmentation fault. This problem was confirmed on gcc-4.3, 4.4, 4.5 and 4.6. $ cat a.c #include <stdarg.h> void f(va_list ap) { va_arg(ap,void); } $ gcc -c a.c a.c: In function 'f': a.c:2: internal compiler error: Segmentation fault Please submit a full bug report, with preprocessed source if appropriate. See <file:///usr/share/doc/gcc-4.4/README.Bugs> for instructions. $gcc -v Using built-in specs. Target: sh4-linux-gnu Configured with: ../src/configure -v --with-pkgversion='Debian 4.4.6-2' --with-bugurl=file:///usr/share/doc/gcc-4.4/README.Bugs --enable-languages=c,c++,fortran,objc,obj-c++ --prefix=/usr --program-suffix=-4.4 --enable-shared --enable-multiarch --with-multiarch-defaults=sh4-linux-gnu --enable-linker-build-id --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.4 --libdir=/usr/lib --enable-nls --enable-clocale=gnu --enable-libstdcxx-debug --enable-objc-gc --with-multilib-list=m4,m4-nofpu --with-cpu=sh4 --enable-checking=release --build=sh4-linux-gnu --host=sh4-linux-gnu --target=sh4-linux-gnu Thread model: posix gcc version 4.4.6 (Debian 4.4.6-2)