DebugLabelFolder ruthlessly deletes redundant labels. However, sometimes the redundan...
authorDevang Patel <dpatel@apple.com>
Fri, 10 Apr 2009 18:58:59 +0000 (18:58 +0000)
committerDevang Patel <dpatel@apple.com>
Fri, 10 Apr 2009 18:58:59 +0000 (18:58 +0000)
commit03f0a2fba0e0ad80db4cebb977ec331c493637b7
tree4d8464e8665615d2185a30ecb0c61c1bdccbb79b
parentec15bbfd2f8a3667313dcfa0f9a11497ae6732b8
DebugLabelFolder ruthlessly deletes redundant labels. However, sometimes the redundant labels is referenced by debug info somewhere else. This patch provies a way so that dwarf writer can mark labels as used.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@68813 91177308-0d34-0410-b5e6-96231b3b80d8
include/llvm/CodeGen/MachineModuleInfo.h
lib/CodeGen/MachineModuleInfo.cpp