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-rwxr-xr-xscripts/fuzz_opt.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/fuzz_opt.py b/scripts/fuzz_opt.py
index 171a246d2..6705d7952 100755
--- a/scripts/fuzz_opt.py
+++ b/scripts/fuzz_opt.py
@@ -584,7 +584,7 @@ def fix_output(out):
# JS prints i31 as just a number, so change "i31ref(N)" (which C++ emits)
# to "N".
- out = re.sub(r'i31ref\((\d+)\)', r'\1', out)
+ out = re.sub(r'i31ref\((-?\d+)\)', r'\1', out)
lines = out.splitlines()
for i in range(len(lines)):