On Linux, we have internal_fork that forks without invoking user's pthread_atfork handlers, which is important for spawning external symbolizers. Let's implement this for OS X as well (using __fork). This patch also adds internal_forkpty which re-implements forkpty and uses __fork in it as well.
Differential Revision: http://reviews.llvm.org/D14869
llvm-svn: 253666
It's implicated in a buildbot failure and while the failure looks unrelated,
this commit is the only probably candidate in the blamelist.
llvm-svn: 243740
Summary:
Using u64 as type for offset changes its value, changing starting address for map in file.
This patch solves Bug 24151, which raises issue while mapping file in mips32.
Patch by Mohit Bhakkad
Reviewers: dsanders, kcc
Subscribers: hans, llvm-commits, samsonov, nitesh.jain, sagar, bhushan, jaydeep
Differential Revision: http://reviews.llvm.org/D11588
llvm-svn: 243686
On Windows, we have to know if a memory to be protected is mapped or not.
On POSIX, Mprotect was semantically different from mprotect most people know.
llvm-svn: 234602
Kuba Brecka