From: "Emilio G. Cota" <c...@braap.org> Fixes the following warning when compiling with gcc 5.4.0 with -O1 optimizations and --enable-debug:
target/arm/translate-a64.c: In function ‘aarch64_tr_translate_insn’: target/arm/translate-a64.c:2361:8: error: ‘post_index’ may be used uninitialized in this function [-Werror=maybe-uninitialized] if (!post_index) { ^ target/arm/translate-a64.c:2307:10: note: ‘post_index’ was declared here bool post_index; ^ target/arm/translate-a64.c:2386:8: error: ‘writeback’ may be used uninitialized in this function [-Werror=maybe-uninitialized] if (writeback) { ^ target/arm/translate-a64.c:2308:10: note: ‘writeback’ was declared here bool writeback; ^ Note that idx comes from selecting 2 bits, and therefore its value can be at most 3. Signed-off-by: Emilio G. Cota <c...@braap.org> Acked-by: Philippe Mathieu-Daudé <f4...@amsat.org> Message-id: 1510087611-1851-1-git-send-email-c...@braap.org Reviewed-by: Peter Maydell <peter.mayd...@linaro.org> Signed-off-by: Peter Maydell <peter.mayd...@linaro.org> --- target/arm/translate-a64.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index caca05a..625ef2d 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -2351,6 +2351,8 @@ static void disas_ldst_reg_imm9(DisasContext *s, uint32_t insn, post_index = false; writeback = true; break; + default: + g_assert_not_reached(); } if (rn == 31) { -- 2.7.4