summaryrefslogtreecommitdiff
path: root/include/linux/compiler-gcc.h
diff options
context:
space:
mode:
authorBoris Brezillon <boris.brezillon@free-electrons.com>2017-08-28 18:04:15 +0200
committerBoris Brezillon <boris.brezillon@free-electrons.com>2017-08-28 18:04:15 +0200
commit5ffa70b2a38befadb920b85fe87f5da2b4cff623 (patch)
tree411b1d357731db5e2611f0ca67082a8c909b7d9d /include/linux/compiler-gcc.h
parent75864b301c91bf41ec2fb49ce4efb62fcb48b954 (diff)
parentcc4a41fe5541a73019a864883297bd5043aa6d98 (diff)
Merge tag 'v4.13-rc7' into mtd/next
Merge v4.13-rc7 back to resolve merge conflicts in drivers/mtd/nand/nandsim.c and include/asm-generic/vmlinux.lds.h.
Diffstat (limited to 'include/linux/compiler-gcc.h')
-rw-r--r--include/linux/compiler-gcc.h13
1 files changed, 12 insertions, 1 deletions
diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h
index cd4bbe8242bd..bdb80c4aef6e 100644
--- a/include/linux/compiler-gcc.h
+++ b/include/linux/compiler-gcc.h
@@ -235,6 +235,7 @@
#endif /* GCC_VERSION >= 40500 */
#if GCC_VERSION >= 40600
+
/*
* When used with Link Time Optimization, gcc can optimize away C functions or
* variables which are referenced only from assembly code. __visible tells the
@@ -242,7 +243,17 @@
* this.
*/
#define __visible __attribute__((externally_visible))
-#endif
+
+/*
+ * RANDSTRUCT_PLUGIN wants to use an anonymous struct, but it is only
+ * possible since GCC 4.6. To provide as much build testing coverage
+ * as possible, this is used for all GCC 4.6+ builds, and not just on
+ * RANDSTRUCT_PLUGIN builds.
+ */
+#define randomized_struct_fields_start struct {
+#define randomized_struct_fields_end } __randomize_layout;
+
+#endif /* GCC_VERSION >= 40600 */
#if GCC_VERSION >= 40900 && !defined(__CHECKER__)