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authorAlon Zakai <azakai@google.com>2021-02-26 20:30:09 +0000
committerGitHub <noreply@github.com>2021-02-26 12:30:09 -0800
commitdb6fa71e32e67c85af03e3dab482fbd35ffd1889 (patch)
treefb83cedc8d3220c74d795ced84776f923c8dbd00 /src/wasm/wasm-s-parser.cpp
parent7bef936f181b9419640d6a68e2869808c21eda3e (diff)
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[Wasm GC] Add array.wast and validator fixes for it (#3622)
Diffstat (limited to 'src/wasm/wasm-s-parser.cpp')
-rw-r--r--src/wasm/wasm-s-parser.cpp6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/wasm/wasm-s-parser.cpp b/src/wasm/wasm-s-parser.cpp
index 7182860ed..edf8ec6f0 100644
--- a/src/wasm/wasm-s-parser.cpp
+++ b/src/wasm/wasm-s-parser.cpp
@@ -694,7 +694,11 @@ void SExpressionWasmBuilder::preParseHeapTypes(Element& module) {
return builder.getTempRefType(typeIndices[name], Nullable);
} else if (String::isNumber(name)) {
// TODO: Support non-nullable types
- return builder.getTempRefType(atoi(name), Nullable);
+ size_t index = atoi(name);
+ if (index >= numTypes) {
+ throw ParseException("invalid type index", elem.line, elem.col);
+ }
+ return builder.getTempRefType(index, Nullable);
} else {
// TODO: Support non-nullable types
return Type(stringToHeapType(name), Nullable);