Fix runtime error: left shift of negative value (#4957)

This patch fixes #4701 JerryScript-DCO-1.0-Signed-off-by: Daniel Batiz daniel.batiz@h-lab.eu
2022-01-20 14:00:47 +01:00
parent ac1c48eeff
commit 0ef509458e
2 changed files with 12 additions and 1 deletions
@@ -31,3 +31,14 @@ assert((9 >> 2) === 2);
 assert((-14 >> 2) === -4);

 assert((9 >>> 2) === (9 >> 2));
+
+assert(("-1.234" << 0) == -1);
+assert(("-1.234" << -1) == -2147483648);
+assert((-1.2 << 0) === -1);
+assert((-1.1 << -1) === -2147483648);
+assert((-1.1 << -1.1) === -2147483648);
+assert((-1.1 << -999) === -33554432);
+assert((-1.1 << 999) === -128);
+assert((-33554431.0 << 0) === -33554431);
+assert((-33554431.0 << -1.1) === -2147483648);
+assert((-33554431.0 << -999) === 33554432);