On 21/2/23 16:30, Pierrick Bouvier wrote:
When compiling for windows-arm64 using clang-15, it reports a sometimes uninitialized variable. This seems to be a false positive, as a default case guards switch expressions, preventing to return an uninitialized value, but clang seems unhappy with assert(0) definition.
$ git grep 'assert(0)' | wc -l 96 Should we mass-update and forbid 'assert(0)' adding a check in scripts/checkpatch.pl? Otherwise we'll keep getting similar clang warnings...
Change code to g_assert_not_reached() fix the warning. Signed-off-by: Pierrick Bouvier <pierrick.bouv...@linaro.org> Reviewed-by: Richard Henderson <richard.hender...@linaro.org> --- target/ppc/dfp_helper.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/target/ppc/dfp_helper.c b/target/ppc/dfp_helper.c index cc024316d5..5967ea07a9 100644 --- a/target/ppc/dfp_helper.c +++ b/target/ppc/dfp_helper.c @@ -121,7 +121,7 @@ static void dfp_set_round_mode_from_immediate(uint8_t r, uint8_t rmc, case 3: /* use FPSCR rounding mode */ return; default: - assert(0); /* cannot get here */ + g_assert_not_reached();
Reviewed-by: Philippe Mathieu-Daudé <phi...@linaro.org>