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authorAmerigo Wang <amwang@redhat.com>2009-06-10 12:48:23 -0700
committerSam Ravnborg <sam@ravnborg.org>2009-06-14 22:36:23 +0200
commitd067aa741589a9783cc43315119e0f431b4e382c (patch)
tree2dbfbd85123be195e0ca3bf5365f6a16995f8f03 /scripts
parentf2ac5e78928bf94118b4d4911166a02e8a87d3ea (diff)
downloadlinux-d067aa741589a9783cc43315119e0f431b4e382c.tar.gz
kbuild: fix a compile warning
gcc-4.4.1:

 HOSTCC  scripts/basic/fixdep
scripts/basic/fixdep.c: In function 'traps':
scripts/basic/fixdep.c:377: warning: dereferencing type-punned pointer will break strict-aliasing rules
scripts/basic/fixdep.c:379: warning: dereferencing type-punned pointer will break strict-aliasing rules

(Apparently -fno-strict-aliasing will fix this too)

Signed-off-by: WANG Cong <amwang@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Diffstat (limited to 'scripts')
-rw-r--r--scripts/basic/fixdep.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index 8912c0f5460b..72c15205bb2b 100644
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -373,10 +373,11 @@ void print_deps(void)
 void traps(void)
 {
 	static char test[] __attribute__((aligned(sizeof(int)))) = "CONF";
+	int *p = (int *)test;
 
-	if (*(int *)test != INT_CONF) {
+	if (*p != INT_CONF) {
 		fprintf(stderr, "fixdep: sizeof(int) != 4 or wrong endianess? %#x\n",
-			*(int *)test);
+			*p);
 		exit(2);
 	}
 }