java-topology/test/langtools/tools/javac/lambda/8021567/T8021567.java
russell@unturf.com 0a580b313d undefect. CWE-407 — 63 sites patched across 27 ecosystems
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

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2026-03-26 17:11:57 -04:00

26 lines
681 B
Java

/*
* @test /nodynamiccopyright/
* @bug 8021567
* @summary Javac doesn't report "java: reference to method is ambiguous" any more
* @compile/fail/ref=T8021567.out -XDrawDiagnostics T8021567.java
*/
class T8021567 {
interface I_int { int m(); }
interface I_char { char m(); }
interface I_byte { byte m(); }
void m(I_byte b) { }
void m(I_char b) { }
void m(I_int b) { }
void test() {
m(() -> 1); //ambiguous
m(() -> 256); //ok - only method(I_int) applicable
m(() -> { int i = 1; return i; }); //ok - only method(I_int) applicable
m(() -> { int i = 256; return i; }); //ok - only method(I_int) applicable
}
}