[LTP] [RFC PATCH 8/8] travis: Build with -fno-common

[Petr Vorel]

This is the default with gcc-10, but use it with all compilers.

Signed-off-by: Petr Vorel <pvorel@suse.cz>
---
 build.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build.sh b/build.sh
index e3d268c83..50fb527e4 100755
--- a/build.sh
+++ b/build.sh
@@ -9,7 +9,7 @@
 
 set -e
 
-CFLAGS="${CFLAGS:--Werror=implicit-function-declaration}"
+CFLAGS="${CFLAGS:--Werror=implicit-function-declaration -fno-common}"
 CC="${CC:-gcc}"
 
 DEFAULT_PREFIX="$HOME/ltp-install"
-- 
2.26.0