8073184: Compile of java.lang.Integer::getChars fails with LoopLimitCheck = false after 8054478
Summary: CastII that guards counted loops confuses range check elimination with LoopLimitCheck off
Reviewed-by: kvn, iveresov
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/**
* @test
* @bug 8073184
* @summary CastII that guards counted loops confuses range check elimination with LoopLimitCheck off
* @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-LoopLimitCheck -XX:CompileOnly=TestCastIINoLoopLimitCheck.m -Xcomp TestCastIINoLoopLimitCheck
*
*/
public class TestCastIINoLoopLimitCheck {
static void m(int i, int index, char[] buf) {
while (i >= 65536) {
i = i / 100;
buf [--index] = 0;
buf [--index] = 1;
}
}
static public void main(String[] args) {
m(0, 0, null);
}
}