icedtea7-native: host gcc-9, extra CFLAGS needed

Signed-off-by: Robert Berger <robert.berger@ReliableEmbeddedSystems.com>
Signed-off-by: Richard Leitner <richard.leitner@skidata.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/recipes-core/icedtea/icedtea7-native.inc b/recipes-core/icedtea/icedtea7-native.inc
index b0b9419..a5daa7c 100644
--- a/recipes-core/icedtea/icedtea7-native.inc
+++ b/recipes-core/icedtea/icedtea7-native.inc
@@ -28,6 +28,11 @@ CXX_append = " -std=gnu++98"
 # WORKAROUND: ignore errors from new compilers
 CFLAGS_append = " -Wno-error=stringop-overflow -Wno-error=return-type"
 
+# oe.utils.get_host_compiler_version returns "gcc, 9.2" and we want -> "9"
+HOST_COMPILER_MAJOR="${@oe.utils.get_host_compiler_version(d)[1].split(".", 2)[0]}"
+# if compiler version 9 detected, add more CFLAGS
+CFLAGS_append = " ${@oe.utils.conditional('HOST_COMPILER_MAJOR', '9', '-Wno-error=format-overflow', '', d)}"
+
 # Explicitly pass -fcommon since GCC 10 defaults to -fno-common for C sources
 CFLAGS_append = " -fcommon"