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-rw-r--r--tools/test-js-optimizer-asm-pre.js4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/test-js-optimizer-asm-pre.js b/tools/test-js-optimizer-asm-pre.js
index 9e6edf0f..dadeef53 100644
--- a/tools/test-js-optimizer-asm-pre.js
+++ b/tools/test-js-optimizer-asm-pre.js
@@ -66,6 +66,10 @@ function b($this, $__n) {
HEAP8[($38 + $40 | 0) & 16777215] = 0;
// Eliminate the |0.
HEAP32[$4] = ((~(HEAP32[$5]|0))|0);
+ // Eliminate the &255
+ HEAP8[$4] = HEAP32[$5]&255;
+ // Eliminate the &65535
+ HEAP16[$4] = HEAP32[$5]&65535;
// Rewrite to ~.
HEAP32[$4] = HEAP32[$5]^-1;
// Rewrite to ~ and eliminate the |0.