Skip to content

FuzzAgainstJS: Fix tuple size when nothing was noted #8801

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
kripken merged 2 commits into from
Jun 4, 2026
+4 −6
Merged

FuzzAgainstJS: Fix tuple size when nothing was noted #8801

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
fa57ae9
fix
kripken Jun 3, 2026
cf7d67b
fix warning
kripken Jun 3, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 4 additions & 6 deletions src/tools/fuzzing/fuzzing.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -2579,12 +2579,11 @@ void TranslateToFuzzReader::mutateJSBoundary() {

// Refine.
auto lub = paramLUBs[func->name];
auto lubType = lub.getLUB();
// Either the LUB has the right data shape, or nothing was noted (this is
// unreachable).
assert(oldParams.size() == lubType.size() || !lub.noted());
assert(oldParams.size() == lub.getLUB().size() || !lub.noted());
std::vector<Type> newParams;
for (Index i = 0; i < lubType.size(); i++) {
for (Index i = 0; i < oldParams.size(); i++) {
newParams.push_back(maybeRefineIndex(oldParams, lub, i));
}
func->setParams(Type(newParams));
Expand All @@ -2608,10 +2607,9 @@ void TranslateToFuzzReader::mutateJSBoundary() {

// Refine.
auto lub = LUB::getResultsLUB(func, wasm);
auto lubType = lub.getLUB();
assert(oldResults.size() == lubType.size() || !lub.noted());
assert(oldResults.size() == lub.getLUB().size() || !lub.noted());
std::vector<Type> newResults;
for (Index i = 0; i < lubType.size(); i++) {
for (Index i = 0; i < oldResults.size(); i++) {
newResults.push_back(maybeRefineIndex(oldResults, lub, i));
}
func->setResults(Type(newResults));
Expand Down
Loading