diff options
Diffstat (limited to 'llvm/tools/llvm-rtdyld')
| -rw-r--r-- | llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp b/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp index 54db1ec113f..6ef28236574 100644 --- a/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp +++ b/llvm/tools/llvm-rtdyld/llvm-rtdyld.cpp @@ -88,25 +88,30 @@ CheckFiles("check", cl::desc("File containing RuntimeDyld verifier checks."), cl::ZeroOrMore); -static cl::opt<uint64_t> +// Tracking BUG: 19665 +// http://llvm.org/bugs/show_bug.cgi?id=19665 +// +// Do not change these options to cl::opt<uint64_t> since this silently breaks +// argument parsing. +static cl::opt<unsigned long long> PreallocMemory("preallocate", cl::desc("Allocate memory upfront rather than on-demand"), cl::init(0)); -static cl::opt<uint64_t> +static cl::opt<unsigned long long> TargetAddrStart("target-addr-start", cl::desc("For -verify only: start of phony target address " "range."), cl::init(4096), // Start at "page 1" - no allocating at "null". cl::Hidden); -static cl::opt<uint64_t> +static cl::opt<unsigned long long> TargetAddrEnd("target-addr-end", cl::desc("For -verify only: end of phony target address range."), cl::init(~0ULL), cl::Hidden); -static cl::opt<uint64_t> +static cl::opt<unsigned long long> TargetSectionSep("target-section-sep", cl::desc("For -verify only: Separation between sections in " "phony target address space."), @@ -577,7 +582,11 @@ static void remapSectionsAndSymbols(const llvm::Triple &TargetTriple, if (LoadAddr && *LoadAddr != static_cast<uint64_t>( reinterpret_cast<uintptr_t>(Tmp->first))) { - AlreadyAllocated[*LoadAddr] = Tmp->second; + // A section will have a LoadAddr of 0 if it wasn't loaded for whatever + // reason (e.g. zero byte COFF sections). Don't include those sections in + // the allocation map. + if (*LoadAddr != 0) + AlreadyAllocated[*LoadAddr] = Tmp->second; Worklist.erase(Tmp); } } |
