[llvm-objcopy][MachO] Fix cmdsize of LC_RPATH
Fix the calculation of the field cmdsize (in the function buildRPathLoadCommand)
to account for the null byte terminator.
Patch by Sameer Arora!
Test plan: make check-all
Differential revision: https://reviews.llvm.org/D81575
diff --git a/llvm/tools/llvm-objcopy/MachO/MachOObjcopy.cpp b/llvm/tools/llvm-objcopy/MachO/MachOObjcopy.cpp
index d6889c1..17d84549 100644
--- a/llvm/tools/llvm-objcopy/MachO/MachOObjcopy.cpp
+++ b/llvm/tools/llvm-objcopy/MachO/MachOObjcopy.cpp
@@ -87,7 +87,7 @@
MachO::rpath_command RPathLC;
RPathLC.cmd = MachO::LC_RPATH;
RPathLC.path = sizeof(MachO::rpath_command);
- RPathLC.cmdsize = alignTo(sizeof(MachO::rpath_command) + Path.size(), 8);
+ RPathLC.cmdsize = alignTo(sizeof(MachO::rpath_command) + Path.size() + 1, 8);
LC.MachOLoadCommand.rpath_command_data = RPathLC;
LC.Payload.assign(RPathLC.cmdsize - sizeof(MachO::rpath_command), 0);
std::copy(Path.begin(), Path.end(), LC.Payload.begin());