[llvm] r191287 - [msan] Handling of atomic load/store, atomic rmw, cmpxchg.

[Evgeniy Stepanov]

r191361.

On Wed, Sep 25, 2013 at 3:11 AM, Johannes Obermayr
<johannesobermayr at gmx.de> wrote:
> This commit introduces following build error on openSUSE:
>
> lib/Transforms/Instrumentation/MemorySanitizer.cpp: In member function 'llvm::AtomicOrdering {anonymous}::MemorySanitizerVisitor::addAcquireOrdering(llvm::AtomicOrdering)':
> lib/Transforms/Instrumentation/MemorySanitizer.cpp:937:3: warning: control reaches end of non-void function [-Wreturn-type]
> lib/Transforms/Instrumentation/MemorySanitizer.cpp: In member function 'llvm::AtomicOrdering {anonymous}::MemorySanitizerVisitor::addReleaseOrdering(llvm::AtomicOrdering)':
> lib/Transforms/Instrumentation/MemorySanitizer.cpp:921:3: warning: control reaches end of non-void function [-Wreturn-type]
>
> ... testing for serious compiler warnings
> I: Program returns random data in a function
> E: llvm no-return-in-nonvoid-function /home/abuild/rpmbuild/BUILD/llvm/lib/Transforms/Instrumentation/MemorySanitizer.cpp:937, 921
>
> Please add a return value in default: switch or after switch{}.