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-rw-r--r--components/libc/compilers/armlibc/stubs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/components/libc/compilers/armlibc/stubs.c b/components/libc/compilers/armlibc/stubs.c
index 83306a258d..dbb60c8a44 100644
--- a/components/libc/compilers/armlibc/stubs.c
+++ b/components/libc/compilers/armlibc/stubs.c
@@ -315,7 +315,7 @@ int fputc(int c, FILE *f)
{
char ch[2] = {0};
- ch[1] = c;
+ ch[0] = c;
rt_kprintf(&ch[0]);
return 1;
}