diff options
author | Ben Pfaff <blp@nicira.com> | 2011-05-06 11:43:04 -0700 |
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committer | Ben Pfaff <blp@nicira.com> | 2011-05-16 13:40:48 -0700 |
commit | 0b9275b2c7ed2f88491898345e03618dbfbf4b0f (patch) | |
tree | 9056e1634c9fb9dd58500c0945beb32e895f374c /lib/util.h | |
parent | f4070db7e5ae7727876d6cc318fba10033dc2c85 (diff) |
util: Suppress build assertions when building with sparse.
sparse simply doesn't like our build assertions on packed structures.
It seems that its ideas about struct packing are different from GCC's:
../lib/cfm.h:50:1: error: invalid bitfield width, -1.
../lib/packets.h:206:1: error: invalid bitfield width, -1.
../lib/packets.h:213:1: error: invalid bitfield width, -1.
../lib/packets.h:367:1: error: invalid bitfield width, -1.
sparse isn't generating code so we don't really care how it lays out
structures. We might as well just skip the assertions, as done here.
Diffstat (limited to 'lib/util.h')
-rw-r--r-- | lib/util.h | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -33,7 +33,10 @@ #endif #endif -#ifndef __cplusplus +#ifdef __CHECKER__ +#define BUILD_ASSERT(EXPR) ((void) 0) +#define BUILD_ASSERT_DECL(EXPR) extern int (*build_assert(void))[1] +#elif !defined(__cplusplus) /* Build-time assertion building block. */ #define BUILD_ASSERT__(EXPR) \ sizeof(struct { unsigned int build_assert_failed : (EXPR) ? 1 : -1; }) |