[llvm] 2481adb - [WebAssembly] Fix asan issue from https://reviews.llvm.org/D121349

[Sam Clegg via llvm-commits]

Author: Sam Clegg
Date: 2022-03-14T19:57:50-07:00
New Revision: 2481adb59cb63c90879f4537ad36339da3ad61a6

URL: https://github.com/llvm/llvm-project/commit/2481adb59cb63c90879f4537ad36339da3ad61a6
DIFF: https://github.com/llvm/llvm-project/commit/2481adb59cb63c90879f4537ad36339da3ad61a6.diff

LOG: [WebAssembly] Fix asan issue from https://reviews.llvm.org/D121349

Added: 
    

Modified: 
    llvm/lib/Object/WasmObjectFile.cpp

Removed: 
    


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diff  --git a/llvm/lib/Object/WasmObjectFile.cpp b/llvm/lib/Object/WasmObjectFile.cpp
index 8e317b06e9b6b..f53c2a09c1401 100644
--- a/llvm/lib/Object/WasmObjectFile.cpp
+++ b/llvm/lib/Object/WasmObjectFile.cpp
@@ -1474,6 +1474,7 @@ Error WasmObjectFile::parseElemSection(ReadContext &Ctx) {
                                             object_error::parse_failed);
 
     if (Segment.Flags & wasm::WASM_ELEM_SEGMENT_IS_PASSIVE) {
+      Segment.Offset.Extended = false;
       Segment.Offset.Inst.Opcode = wasm::WASM_OPCODE_I32_CONST;
       Segment.Offset.Inst.Value.Int32 = 0;
     } else {