cast: fix warnings with -Wextra (specifically -Wmissing-field-initializers)

As noted by Jan Engelhardt; libHX fixed this already.

cast: fix warnings with -Wextra (specifically -Wmissing-field-initializers)
As noted by Jan Engelhardt; libHX fixed this already.
b2cc1341 · Rusty Russell · 71b0805a · b2cc1341
Commit b2cc1341 authored Nov 21, 2011 by Rusty Russell
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ccan/cast/cast.h ccan/cast/cast.h +3 -3

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--- a/ccan/cast/cast.h
+++ b/ccan/cast/cast.h
@@ -106,11 +106,11 @@
 	  )

 #define cast_const_strip1(expr)			\
-	__typeof__(*(struct { int z; __typeof__(expr) x; }){0}.x)
+	__typeof__(*(union { int z; __typeof__(expr) x; }){0}.x)
 #define cast_const_strip2(expr) \
-	__typeof__(**(struct { int z; __typeof__(expr) x; }){0}.x)
+	__typeof__(**(union { int z; __typeof__(expr) x; }){0}.x)
 #define cast_const_strip3(expr) \
-	__typeof__(***(struct { int z; __typeof__(expr) x; }){0}.x)
+	__typeof__(***(union { int z; __typeof__(expr) x; }){0}.x)
 #define cast_const_compat1(expr, type)					\
 	__builtin_types_compatible_p(cast_const_strip1(expr),		\
 				     cast_const_strip1(type))