From 892f6d5c0f56ff25c3d4fc2fcb55fd56f9ab7bc3 Mon Sep 17 00:00:00 2001 From: yangguangcai Date: Mon, 22 Apr 2024 14:28:11 +0800 Subject: [PATCH] strcpy:skip ubsan check. string/lib_strcpy.c:87:15: runtime error: signed integer overflow: -2132367969 - 16843009 cannot be represented in type 'long int' #0 0x48e77096 in strcpy string/lib_strcpy.c:87 #1 0x535b6ea4 in libconfig_strbuf_append_string libconfig/lib/strbuf.c:60 #2 0x53ad7f52 in libconfig_yyparse /home/ygc/ssd/x4b-sim/external/libconfig/grammar.y:186 #3 0x5358d281 in __config_read libconfig/lib/libconfig.c:561 #4 0x5358dea0 in config_read_file libconfig/lib/libconfig.c:677 #5 0x52cdd0a5 in tts_vendor_list_get src/vendor.c:114 #6 0x52cde739 in default_tts_vendor_get src/vendor.c:356 #7 0x52a07e1d in vendorswitch_init src/vendorswitch/vendorswitch.c:501 #8 0x52444fb9 in mico_misc_main /home/ygc/ssd/x4b-sim/vendor/xiaomi/miai/mico_misc/instance/main.c:72 #9 0x48bee720 in nxtask_startup sched/task_startup.c:70 #10 0x48b41eb4 in nxtask_start task/task_start.c:112 #11 0x48c1ef3d in pre_start sim/sim_initialstate.c:52 Signed-off-by: yangguangcai --- libs/libc/string/lib_strcpy.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/libs/libc/string/lib_strcpy.c b/libs/libc/string/lib_strcpy.c index 19a341a77ad0d..06b1138fefe64 100644 --- a/libs/libc/string/lib_strcpy.c +++ b/libs/libc/string/lib_strcpy.c @@ -72,15 +72,15 @@ FAR char *strcpy(FAR char *dest, FAR const char *src) { FAR char *dst0 = dest; FAR const char *src0 = src; - FAR long *aligned_dst; - FAR const long *aligned_src; + FAR unsigned long *aligned_dst; + FAR const unsigned long *aligned_src; /* If SRC or DEST is unaligned, then copy bytes. */ if (!UNALIGNED(src0, dst0)) { - aligned_dst = (FAR long *)dst0; - aligned_src = (FAR long *)src0; + aligned_dst = (FAR unsigned long *)dst0; + aligned_src = (FAR unsigned long *)src0; /* SRC and DEST are both "long int" aligned, try to do "long int" * sized copies.