diff options
Diffstat (limited to 'test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala')
-rw-r--r-- | test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala b/test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala index fedc074a15..029caa995c 100644 --- a/test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala +++ b/test/junit/scala/tools/nsc/backend/jvm/opt/InlineWarningTest.scala @@ -143,4 +143,52 @@ class InlineWarningTest extends ClearAfterClass { compileClasses(newCompiler(extraArgs = InlineWarningTest.argsNoWarn + " -Yopt-warnings:no-inline-mixed"))(scalaCode, List((javaCode, "A.java")), allowMessage = i => {c += 1; warns.exists(i.msg contains _)}) assert(c == 2, c) } + + @Test + def cannotInlinePrivateCallIntoDifferentClass(): Unit = { + val code = + """class M { + | @inline final def f = { + | @noinline def nested = 0 + | nested + | } + | + | def t = f // ok + |} + | + |class N { + | def t(a: M) = a.f // not possible + |} + """.stripMargin + + val warn = + """M::f()I is annotated @inline but could not be inlined: + |The callee M::f()I contains the instruction INVOKESPECIAL M.nested$1 ()I + |that would cause an IllegalAccessError when inlined into class N""".stripMargin + + var c = 0 + compile(code, allowMessage = i => { c += 1; i.msg contains warn }) + assert(c == 1, c) + } + + @Test + def cannotMixStrictfp(): Unit = { + val code = + """import annotation.strictfp + |class C { + | @strictfp @inline final def f = 0 + | @strictfp def t1 = f + | def t2 = f + |} + """.stripMargin + + val warn = + """C::f()I is annotated @inline but could not be inlined: + |The callsite method C::t2()I + |does not have the same strictfp mode as the callee C::f()I.""".stripMargin + + var c = 0 + compile(code, allowMessage = i => { c += 1; i.msg contains warn }) + assert(c == 1, c) + } } |