Avoid compiler errors if u32 is defined as a type

Fixes this error:
	/hash.h:304:13: error: two or more data types in
	declaration specifiers

diff --git a/ccan/hash/hash.h b/ccan/hash/hash.h
index 0400e6a3b29bbc4505e707ed5231ed197ad6f22a..f838e562faa64eec5371924e8a53b3d749287c72 100644 (file)
--- a/ccan/hash/hash.h
+++ b/ccan/hash/hash.h
@@ -301,11 +301,11 @@ static inline uint32_t hash_pointer(const void *p, uint32_t base)
        if (sizeof(p) % sizeof(uint32_t) == 0) {
                /* This convoluted union is the right way of aliasing. */
                union {
        if (sizeof(p) % sizeof(uint32_t) == 0) {
                /* This convoluted union is the right way of aliasing. */
                union {

-                       uint32_t u32[sizeof(p) / sizeof(uint32_t)];
+                       uint32_t a[sizeof(p) / sizeof(uint32_t)];

                        const void *p;
                } u;
                u.p = p;
                        const void *p;
                } u;
                u.p = p;

-               return hash_u32(u.u32, sizeof(p) / sizeof(uint32_t), base);
+               return hash_u32(u.a, sizeof(p) / sizeof(uint32_t), base);

        } else
                return hash(&p, 1, base);
 }
        } else
                return hash(&p, 1, base);
 }