Generate inline site's file name in metadata

Otherwise, stacktraces will have invalid file name (declaration site).
 #KT-30508 Fixed

compiler/backend/src/org/jetbrains/kotlin/codegen/inline/AnonymousObjectTransformer.kt

@@ -133,7 +133,6 @@ class AnonymousObjectTransformer(
         val coroutineTransformer = CoroutineTransformer(
             inliningContext,
             classBuilder,
-            sourceInfo,
             methodsToTransform,
             superClassName
         )

compiler/backend/src/org/jetbrains/kotlin/codegen/inline/coroutines/CoroutineTransformer.kt

@@ -26,7 +26,6 @@ import org.jetbrains.org.objectweb.asm.tree.TypeInsnNode
 class CoroutineTransformer(
     private val inliningContext: InliningContext,
     private val classBuilder: ClassBuilder,
-    private val sourceFile: String?,
     private val methods: List<MethodNode>,
     private val superClassName: String
 ) {
@@ -111,7 +110,7 @@ class CoroutineTransformer(
                 shouldPreserveClassInitialization = state.constructorCallNormalizationMode.shouldPreserveClassInitialization,
                 containingClassInternalName = classBuilder.thisName,
                 isForNamedFunction = false,
-                sourceFile = sourceFile ?: "",
+                sourceFile = element.containingKtFile.name,
                 isCrossinlineLambda = inliningContext.isContinuation
             )
         }
@@ -140,7 +139,7 @@ class CoroutineTransformer(
                 isForNamedFunction = true,
                 needDispatchReceiver = true,
                 internalNameForDispatchReceiver = classBuilder.thisName,
-                sourceFile = sourceFile ?: ""
+                sourceFile = element.containingKtFile.name
             )
         }
     }

compiler/testData/codegen/boxInline/suspend/fileNameInMetadata.kt

@@ -0,0 +1,49 @@
+// IGNORE_BACKEND: JVM_IR
+// TARGET_BACKEND: JVM
+// WITH_RUNTIME
+// WITH_COROUTINES
+
+// FILE: flow.kt
+package flow
+
+interface FlowCollector<T> {
+    suspend fun emit(value: T)
+}
+
+interface Flow<T : Any> {
+    suspend fun collect(collector: FlowCollector<T>)
+}
+
+public inline fun <T : Any> flow(crossinline block: suspend FlowCollector<T>.() -> Unit): Flow<T> = object : Flow<T> {
+    override suspend fun collect(collector: FlowCollector<T>) = collector.block()
+}
+
+inline suspend fun <T : Any> Flow<T>.collect(crossinline action: suspend (T) -> Unit): Unit =
+    collect(object : FlowCollector<T> {
+        override suspend fun emit(value: T) = action(value)
+    })
+
+// FILE: Test.kt
+
+import flow.*
+import helpers.*
+import kotlin.coroutines.*
+import kotlin.coroutines.intrinsics.*
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(EmptyContinuation)
+}
+
+fun box(): String {
+    var str = "FAIL"
+    builder {
+        flow<Unit> {
+            var continuation: Continuation<Unit>? = null
+            suspendCoroutineUninterceptedOrReturn<Unit> { continuation = it; Unit }
+            str = "$continuation"
+        }.collect {
+        }
+    }
+    if ("(Test.kt:" !in str) return str
+    return "OK"
+}

compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxInlineCodegenTestGenerated.java

@@ -3425,6 +3425,11 @@ public class BlackBoxInlineCodegenTestGenerated extends AbstractBlackBoxInlineCo
             runTestWithPackageReplacement("compiler/testData/codegen/boxInline/suspend/crossinlineSuspendLambdaInsideCrossinlineSuspendLambda.kt", "kotlin.coroutines");
         }
 
+        @TestMetadata("fileNameInMetadata.kt")
+        public void testFileNameInMetadata() throws Exception {
+            runTest("compiler/testData/codegen/boxInline/suspend/fileNameInMetadata.kt");
+        }
+
         @TestMetadata("inlineOrdinaryOfCrossinlineSuspend.kt")
         public void testInlineOrdinaryOfCrossinlineSuspend_1_2() throws Exception {
             runTestWithPackageReplacement("compiler/testData/codegen/boxInline/suspend/inlineOrdinaryOfCrossinlineSuspend.kt", "kotlin.coroutines.experimental");

compiler/tests/org/jetbrains/kotlin/codegen/CompileKotlinAgainstInlineKotlinTestGenerated.java

@@ -3425,6 +3425,11 @@ public class CompileKotlinAgainstInlineKotlinTestGenerated extends AbstractCompi
             runTestWithPackageReplacement("compiler/testData/codegen/boxInline/suspend/crossinlineSuspendLambdaInsideCrossinlineSuspendLambda.kt", "kotlin.coroutines");
         }
 
+        @TestMetadata("fileNameInMetadata.kt")
+        public void testFileNameInMetadata() throws Exception {
+            runTest("compiler/testData/codegen/boxInline/suspend/fileNameInMetadata.kt");
+        }
+
         @TestMetadata("inlineOrdinaryOfCrossinlineSuspend.kt")
         public void testInlineOrdinaryOfCrossinlineSuspend_1_2() throws Exception {
             runTestWithPackageReplacement("compiler/testData/codegen/boxInline/suspend/inlineOrdinaryOfCrossinlineSuspend.kt", "kotlin.coroutines.experimental");

compiler/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxInlineCodegenTestGenerated.java

@@ -3425,6 +3425,11 @@ public class IrBlackBoxInlineCodegenTestGenerated extends AbstractIrBlackBoxInli
             runTestWithPackageReplacement("compiler/testData/codegen/boxInline/suspend/crossinlineSuspendLambdaInsideCrossinlineSuspendLambda.kt", "kotlin.coroutines");
         }
 
+        @TestMetadata("fileNameInMetadata.kt")
+        public void testFileNameInMetadata() throws Exception {
+            runTest("compiler/testData/codegen/boxInline/suspend/fileNameInMetadata.kt");
+        }
+
         @TestMetadata("inlineOrdinaryOfCrossinlineSuspend.kt")
         public void testInlineOrdinaryOfCrossinlineSuspend_1_2() throws Exception {
             runTestWithPackageReplacement("compiler/testData/codegen/boxInline/suspend/inlineOrdinaryOfCrossinlineSuspend.kt", "kotlin.coroutines.experimental");