[ModuleInterface] Update wording of the "failed to build module" error

include/swift/AST/DiagnosticsSema.def

@@ -719,11 +719,10 @@ ERROR(sema_opening_import,Fatal,
 ERROR(serialization_load_failed,Fatal,
       "failed to load module '%0'", (StringRef))
 ERROR(module_interface_build_failed,Fatal,
-      "failed to %select{build module '%1' from its module interface|verify "
-      "module interface of '%1'}0; %select{the compiler that produced it, "
-      "'%3', may have used features that aren't supported by this compiler, "
-      "'%4'|it may have been damaged or it may have triggered a bug in the "
-      "Swift compiler when it was produced}2",
+      "failed to %select{build module '%1' for importation|"
+      "verify module interface of '%1'}0 due to the errors above; "
+      "the textual interface may be broken by project issues"
+      "%select{, differences between compilers (the producer '%3' and this compiler '%4')|}2 or a compiler bug",
       (bool, StringRef, bool, StringRef, StringRef))
 ERROR(serialization_malformed_module,Fatal,
       "malformed compiled module: %0", (StringRef))

test/ModuleInterface/ModuleCache/module-cache-diagnostics.swift

@@ -57,8 +57,8 @@
 // RUN: %{python} %S/Inputs/check-is-old.py %t/modulecache/OtherModule-*.swiftmodule %t/modulecache/LeafModule-*.swiftmodule
 // RUN: %FileCheck %s -check-prefix=CHECK-ERROR <%t/err.txt
 // CHECK-ERROR: LeafModule.swiftinterface:7:8: error: no such module 'NotAModule'
-// CHECK-ERROR: OtherModule.swiftinterface:4:8: error: failed to build module 'LeafModule' from its module interface; it may have been damaged or it may have triggered a bug in the Swift compiler when it was produced
-// CHECK-ERROR: module-cache-diagnostics.swift:{{[0-9]+}}:8: error: failed to build module 'OtherModule' from its module interface; it may have been damaged or it may have triggered a bug in the Swift compiler when it was produced
+// CHECK-ERROR: OtherModule.swiftinterface:4:8: error: failed to build module 'LeafModule' for importation due to the errors above; the textual interface may be broken by project issues or a compiler bug
+// CHECK-ERROR: module-cache-diagnostics.swift:{{[0-9]+}}:8: error: failed to build module 'OtherModule' for importation due to the errors above; the textual interface may be broken by project issues or a compiler bug
 // CHECK-ERROR-NOT: error:
 //
 //
@@ -82,8 +82,8 @@
 // RUN: %{python} %S/Inputs/check-is-old.py %t/modulecache/OtherModule-*.swiftmodule %t/modulecache/LeafModule-*.swiftmodule
 // RUN: %FileCheck %s -check-prefix=CHECK-ERROR-INLINE <%t/err-inline.txt
 // CHECK-ERROR-INLINE: LeafModule.swiftinterface:6:33: error: cannot find 'unresolved' in scope
-// CHECK-ERROR-INLINE: OtherModule.swiftinterface:4:8: error: failed to build module 'LeafModule' from its module interface; it may have been damaged or it may have triggered a bug in the Swift compiler when it was produced
-// CHECK-ERROR-INLINE: module-cache-diagnostics.swift:{{[0-9]+}}:8: error: failed to build module 'OtherModule' from its module interface; it may have been damaged or it may have triggered a bug in the Swift compiler when it was produced
+// CHECK-ERROR-INLINE: OtherModule.swiftinterface:4:8: error: failed to build module 'LeafModule' for importation due to the errors above; the textual interface may be broken by project issues or a compiler bug
+// CHECK-ERROR-INLINE: module-cache-diagnostics.swift:{{[0-9]+}}:8: error: failed to build module 'OtherModule' for importation due to the errors above; the textual interface may be broken by project issues or a compiler bug
 // CHECK-ERROR-INLINE-NOT: error:
 //
 //

test/ModuleInterface/invalid-opaque-result-types.swift

@@ -19,5 +19,5 @@
 
 // CHECK: cannot find type 'InvalidParameter' in scope
 // CHECK: unable to resolve type for _opaqueReturnTypeOf attribute
-// CHECK: failed to build module 'InvalidOpaqueResultType' from its module interface
+// CHECK: failed to build module 'InvalidOpaqueResultType' for importation
 import InvalidOpaqueResultType

test/ModuleInterface/unbuildable.swift

@@ -26,11 +26,11 @@
 
 #if CURRENT
 import UnbuildableCurrent
-// CURRENT: unbuildable.swift:[[@LINE-1]]:8: error: failed to build module 'UnbuildableCurrent' from its module interface; it may have been damaged or it may have triggered a bug in the Swift compiler when it was produced
+// CURRENT: unbuildable.swift:[[@LINE-1]]:8: error: failed to build module 'UnbuildableCurrent' for importation due to the errors above; the textual interface may be broken by project issues or a compiler bug
 #else
 import UnbuildableFuture
-// FUTURE: unbuildable.swift:[[@LINE-1]]:8: error: failed to build module 'UnbuildableFuture' from its module interface; the compiler that produced it, 'NeoTokyoSwift 2000.42', may have used features that aren't supported by this compiler, '{{.*Swift version.*}}'
+// FUTURE: unbuildable.swift:[[@LINE-1]]:8: error: failed to build module 'UnbuildableFuture' for importation due to the errors above; the textual interface may be broken by project issues, differences between compilers (the producer 'NeoTokyoSwift 2000.42' and this compiler '{{.*Swift version.*}}') or a compiler bug
 #endif
 
-// CURRENT-VERIFY: UnbuildableCurrent.swiftinterface:1:1: error: failed to verify module interface of 'UnbuildableCurrent'; it may have been damaged or it may have triggered a bug in the Swift compiler when it was produced
-// FUTURE-VERIFY: UnbuildableFuture.swiftinterface:1:1: error: failed to verify module interface of 'UnbuildableFuture'; the compiler that produced it, 'NeoTokyoSwift 2000.42', may have used features that aren't supported by this compiler, '{{.*Swift version.*}}'
+// CURRENT-VERIFY: UnbuildableCurrent.swiftinterface:1:1: error: failed to verify module interface of 'UnbuildableCurrent' due to the errors above; the textual interface may be broken by project issues or a compiler bug
+// FUTURE-VERIFY: UnbuildableFuture.swiftinterface:1:1: error: failed to verify module interface of 'UnbuildableFuture' due to the errors above; the textual interface may be broken by project issues, differences between compilers (the producer 'NeoTokyoSwift 2000.42' and this compiler '{{.*Swift version.*}}') or a compiler bug

test/ModuleInterface/verify-module-interfaces.swift

@@ -12,4 +12,4 @@
 public struct MyStruct {}
 
 // CHECK: MyModule.swiftinterface:{{[0-9]+}}:{{[0-9]+}}: error: use of unknown directive '#__debug_emit_invalid_swiftinterface_syntax__'
-// CHECK: MyModule.swiftinterface:{{[0-9]+}}:{{[0-9]+}}: error: failed to verify module interface of 'MyModule'; it may have been damaged or it may have triggered a bug in the Swift compiler when it was produced
+// CHECK: MyModule.swiftinterface:{{[0-9]+}}:{{[0-9]+}}: error: failed to verify module interface of 'MyModule' due to the errors above; the textual interface may be broken by project issues or a compiler bug

validation-test/ParseableInterface/failing-overlay.swift

@@ -3,4 +3,4 @@
 
 import ImportsOverlay
 
-// CHECK: HasOverlay.swiftinterface:1:1: error: failed to build module 'HasOverlay' from its module interface; the compiler that produced it, '(unspecified, file possibly handwritten)', may have used features that aren't supported by this compiler, '{{.*}}Swift version{{.*}}'
+// CHECK: HasOverlay.swiftinterface:1:1: error: failed to build module 'HasOverlay' for importation due to the errors above; the textual interface may be broken by project issues, differences between compilers (the producer '(unspecified, file possibly handwritten)' and this compiler '{{.*Swift version.*}}') or a compiler bug