[wasm] Fix decoding of shared global index space

src/wasm/wasm-module.cc

Index: src/wasm/wasm-module.cc
diff --git a/src/wasm/wasm-module.cc b/src/wasm/wasm-module.cc
index 3a4ac2dbef552e48cb2562ed785b3c3120a403b5..fa0b378b2314387a840e226d9c365794fe00996d 100644
--- a/src/wasm/wasm-module.cc
+++ b/src/wasm/wasm-module.cc
@@ -1546,6 +1546,9 @@ class WasmInstanceBuilder {
 
       uint32_t source_size =
           static_cast<uint32_t>(segment->get_int(kSourceSize));
+      // TODO: These should be runtime errors and not CHECKs if dest_addr

[titzer, 2016/10/12 04:56:29]

You can make these TODO(titzer)

[Derek Schuff, 2016/10/12 05:09:25]

Done.

+      // is global (and therefore initialized at linktime to an possibly-
+      // invalid value.
       CHECK_LT(dest_addr, mem_size);
       CHECK_LE(source_size, mem_size);
       CHECK_LE(dest_addr, mem_size - source_size);