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commit 2ae4ea3f99a3ac4c31caf89f4c3862cc80c8e829
Author: yanghuatao <yanghua...@xiaomi.com>
AuthorDate: Wed Apr 24 12:12:55 2024 +0800
toolchain/ghs: Fix green hills toolchain build Vela link error
[elxr] (error #412) unresolved symbols:
__builtin_signbit from libc.a(lib_dtoa_engine.o)
Signed-off-by: yanghuatao <yanghua...@xiaomi.com>
---
libs/libc/stdio/lib_dtoa_engine.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libs/libc/stdio/lib_dtoa_engine.c
b/libs/libc/stdio/lib_dtoa_engine.c
index 51e9b3902c..4bc8884f91 100644
--- a/libs/libc/stdio/lib_dtoa_engine.c
+++ b/libs/libc/stdio/lib_dtoa_engine.c
@@ -69,7 +69,7 @@ int __dtoa_engine(double x, FAR struct dtoa_s *dtoa, int
max_digits,
uint8_t flags = 0;
int i;
- if (__builtin_signbit(x))
+ if (x < 0)
{
flags |= DTOA_MINUS;
x = -x;
