[PATCH v14 38/81] lib/cryptodev: add compile warning about use of VLAs

Andre Muezerie andremue at linux.microsoft.com
Fri Jan 10 21:22:57 CET 2025


MSVC does not support VLAs, so we want to prevent VLAs from being
introduced under this path.

Signed-off-by: Andre Muezerie <andremue at linux.microsoft.com>
---
 lib/cryptodev/meson.build | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/cryptodev/meson.build b/lib/cryptodev/meson.build
index 4734acf321..02bf7cec8e 100644
--- a/lib/cryptodev/meson.build
+++ b/lib/cryptodev/meson.build
@@ -21,3 +21,11 @@ driver_sdk_headers += files(
 )
 
 deps += ['kvargs', 'mbuf', 'rcu', 'telemetry']
+
+extra_flags = ['-Wvla']
+
+foreach arg: extra_flags
+    if cc.has_argument(arg)
+        cflags += arg
+    endif
+endforeach
-- 
2.47.0.vfs.0.3



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