The header gmp.h is meant to be picked up from the host system.
When it is unavailable the plugin build fails:
In file included from ../crosstools/gcc-13.2.0-nolibc/i386-linux/bin/../lib/gcc/i386-linux/13.2.0/plugin/include/gcc-plugin.h:28,
from ../scripts/gcc-plugins/gcc-common.h:7,
from ../scripts/gcc-plugins/stackleak_plugin.c:30:
../crosstools/gcc-13.2.0-nolibc/i386-linux/bin/../lib/gcc/i386-linux/13.2.0/plugin/include/system.h:703:10: fatal error: gmp.h: No such file or directory
703 | #include <gmp.h>
| ^~~~~~~
Signed-off-by: Thomas Weißschuh <thomas.weissschuh@xxxxxxxxxxxxx>
---
scripts/gcc-plugins/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/scripts/gcc-plugins/Kconfig b/scripts/gcc-plugins/Kconfig
index e383cda05367..a664fb5cdde5 100644
--- a/scripts/gcc-plugins/Kconfig
+++ b/scripts/gcc-plugins/Kconfig
@@ -10,6 +10,7 @@ menuconfig GCC_PLUGINS
depends on HAVE_GCC_PLUGINS
depends on CC_IS_GCC
depends on $(success,test -e $(shell,$(CC) -print-file-name=plugin)/include/plugin-version.h)
+ depends on $(host-cc-option,-include gmp.h)
default y
help
GCC plugins are loadable modules that provide extra features to the
--
2.44.0
