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Fuzzer: Improve BigInt printing #6348

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Merged
merged 1 commit into from
Feb 27, 2024
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Fuzzer: Improve BigInt printing #6348

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4 changes: 4 additions & 0 deletions scripts/fuzz_shell.js
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Original file line number Diff line number Diff line change
Expand Up @@ -50,6 +50,10 @@ function printed(x, y) {
} else if (typeof x === 'string') {
// Emit a string in the same format as the binaryen interpreter.
return 'string("' + x + '")';
} else if (typeof x === 'bigint') {
// Print bigints in legalized form, which is two 32-bit numbers of the low
// and high bits.
return (Number(x) | 0) + ' ' + (Number(x >> 32n) | 0)
} else if (typeof x !== 'number') {
// Something that is not a number or string, like a reference. We can't
// print a reference because it could look different after opts - imagine
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