
In a very rare case that mmap call fails, we'll at least get a message instead of segfault. Reviewed By: rafauler, Amir Differential Revision: https://reviews.llvm.org/D154056
In a very rare case that mmap call fails, we'll at least get a message instead of segfault. Reviewed By: rafauler, Amir Differential Revision: https://reviews.llvm.org/D154056