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2037a73997
Propagate the buffer size to format_dec() and use snprintf(). This should silence this UBSan -Wformat-overflow warning: In file included from /usr/include/stdio.h:906, from include/qemu/osdep.h:114, from ../disas/cris.c:21: In function 'sprintf', inlined from 'format_dec' at ../disas/cris.c:1737:3, inlined from 'print_with_operands' at ../disas/cris.c:2477:12, inlined from 'print_insn_cris_generic.constprop' at ../disas/cris.c:2690:8: /usr/include/bits/stdio2.h:30:10: warning: null destination pointer [-Wformat-overflow=] 30 | return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 31 | __glibc_objsize (__s), __fmt, | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 32 | __va_arg_pack ()); | ~~~~~~~~~~~~~~~~~ Reported-by: Akihiko Odaki <akihiko.odaki@daynix.com> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-ID: <20231120132222.82138-1-philmd@linaro.org> [Rewritten to fix logic and avoid repeated expression. - Paolo] Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> |
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.. | ||
alpha.c | ||
capstone.c | ||
cris.c | ||
disas-internal.h | ||
disas-mon.c | ||
disas.c | ||
hexagon.c | ||
hppa.c | ||
m68k.c | ||
meson.build | ||
microblaze.c | ||
mips.c | ||
nanomips.c | ||
nios2.c | ||
riscv-xthead.c | ||
riscv-xthead.h | ||
riscv-xventana.c | ||
riscv-xventana.h | ||
riscv.c | ||
riscv.h | ||
sh4.c | ||
sparc.c | ||
xtensa.c |