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-rw-r--r--config/libc/glibc.in4
1 files changed, 3 insertions, 1 deletions
diff --git a/config/libc/glibc.in b/config/libc/glibc.in
index b2cf0da..3905f6e 100644
--- a/config/libc/glibc.in
+++ b/config/libc/glibc.in
@@ -421,6 +421,8 @@ config GLIBC_ENABLE_COMMON_FLAG
bool "Enable -fcommon flag for older version of glibc when using GCC >=10"
default y if GLIBC_2_29_or_older && GCC_10_or_later
default n if GLIBC_2_30_or_later || GCC_9_or_older
-
+ help
+ Starting from GCC 10, the default behavior is changed to -fno-common.
+ That leads to linking errors in GLibc versions older than 2.30.
endif # KERNEL_LINUX