Index: COFF/Chunks.cpp
===================================================================
--- COFF/Chunks.cpp
+++ COFF/Chunks.cpp
@@ -183,7 +183,7 @@
 }
 
 static void applyArm64Ldr(uint8_t *Off, uint64_t Imm) {
-  int Size = read32le(Off) >> 30;
+  uint32_t Size = read32le(Off) >> 30;
   if ((Imm & ((1 << Size) - 1)) != 0)
     fatal("misaligned ldr/str offset");
   Imm >>= Size;