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path: root/validation/flex-array-padding.c
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Diffstat (limited to 'validation/flex-array-padding.c')
-rw-r--r--validation/flex-array-padding.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/validation/flex-array-padding.c b/validation/flex-array-padding.c
new file mode 100644
index 00000000..2ba77971
--- /dev/null
+++ b/validation/flex-array-padding.c
@@ -0,0 +1,22 @@
+struct s {
+ __INT32_TYPE__ x;
+ __INT16_TYPE__ y;
+ unsigned char f[];
+};
+
+static int foo(struct s *s)
+{
+ return __builtin_offsetof(typeof(*s), f);
+}
+
+/*
+ * check-name: flex-array-padding
+ * check-command: test-linearize -Wflexible-array-padding $file
+ * check-known-to-fail
+ *
+ * check-output-ignore
+ *
+ * check-error-start
+flex-array-padding.c:4:23: warning: flexible array member has padding
+ * check-error-end
+ */