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| author | Mark Charlebois <charlebm@gmail.com> | 2012-11-21 01:13:10 +0400 |
|---|---|---|
| committer | Behan Webster <behanw@converseincode.com> | 2014-04-10 00:44:35 +0400 |
| commit | 565cbdc2fec92ef2ae75995e06e69172ed2edecd (patch) | |
| tree | 5f28a812a1ec430e87827cabd654b8429527bb36 /include/linux/compiler-clang.h | |
| parent | aa93685afbefa0e31af3a0a03ff97b37ee92a90b (diff) | |
| download | linux-565cbdc2fec92ef2ae75995e06e69172ed2edecd.tar.xz | |
LLVMLinux: Add support for clang to compiler.h and new compiler-clang.h
Add a compiler-clang.h file to add specific macros needed for compiling the
kernel with clang.
Initially the only override required is the macro for silencing the
compiler for a purposefully uninintialized variable.
Author: Mark Charlebois <charlebm@gmail.com>
Signed-off-by: Mark Charlebois <charlebm@gmail.com>
Signed-off-by: Behan Webster <behanw@converseincode.com>
Diffstat (limited to 'include/linux/compiler-clang.h')
| -rw-r--r-- | include/linux/compiler-clang.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/compiler-clang.h b/include/linux/compiler-clang.h new file mode 100644 index 000000000000..d1e49d52b640 --- /dev/null +++ b/include/linux/compiler-clang.h @@ -0,0 +1,12 @@ +#ifndef __LINUX_COMPILER_H +#error "Please don't include <linux/compiler-clang.h> directly, include <linux/compiler.h> instead." +#endif + +/* Some compiler specific definitions are overwritten here + * for Clang compiler + */ + +#ifdef uninitialized_var +#undef uninitialized_var +#define uninitialized_var(x) x = *(&(x)) +#endif |