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-rw-r--r--js/src/jit-test/tests/ion/bug739854.js12
1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug739854.js b/js/src/jit-test/tests/ion/bug739854.js
new file mode 100644
index 000000000..226c17425
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug739854.js
@@ -0,0 +1,12 @@
+function test(x) {
+ switch(x) {
+ case 0:
+ return 0;
+ default:
+ return -1;
+ }
+}
+
+for(var i=0; i<100; i++) {
+ assertEq(test(-0), 0);
+}