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5 Commits

Author SHA1 Message Date
Evgeniy Stepanov
3f6b805277 [cfi] Cross-DSO CFI diagnostic mode (LLVM part). 
* __cfi_check gets a 3rd argument: ubsan handler data
* Instead of trapping on failure, call __cfi_check_fail which must be
  present in the module (generated in the frontend).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@258746 91177308-0d34-0410-b5e6-96231b3b80d8
 2016-01-25 23:35:03 +00:00
Richard Trieu
d532d9e346 Remove one of the void casts used to suppress unused variable warning. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@255709 91177308-0d34-0410-b5e6-96231b3b80d8
 2015-12-15 23:47:17 +00:00
Evgeniy Stepanov
f028db19d0 Suppress unused variable warning in the no-asserts build. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@255706 91177308-0d34-0410-b5e6-96231b3b80d8
 2015-12-15 23:30:29 +00:00
Richard Trieu
a0837ef6b3 Cast variable to void to resolve unused variable warning in non-asserts builds. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@255704 91177308-0d34-0410-b5e6-96231b3b80d8
 2015-12-15 23:25:34 +00:00
Evgeniy Stepanov
053615be02 Cross-DSO control flow integrity (LLVM part). 
An LTO pass that generates a __cfi_check() function that validates a
call based on a hash of the call-site-known type and the target
pointer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@255693 91177308-0d34-0410-b5e6-96231b3b80d8
 2015-12-15 23:00:08 +00:00