akyrtzi updated this revision to Diff 322166.
akyrtzi added a comment.
clang-format change
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D96246/new/
https://reviews.llvm.org/D96246
Files:
clang/include/clang/Serialization/ASTReader.h
clang/lib/Frontend/CompilerInstance.cpp
clang/lib/Serialization/ASTReader.cpp
clang/test/Modules/load-module-with-errors.m
Index: clang/test/Modules/load-module-with-errors.m
===================================================================
--- clang/test/Modules/load-module-with-errors.m
+++ clang/test/Modules/load-module-with-errors.m
@@ -1,3 +1,14 @@
+// Note: the run lines follow their respective tests, since line/column
+// matter in this test.
+
+// pcherror-error@* {{PCH file contains compiler errors}}
+@import error; // notallowerror-error {{could not build module 'error'}}
+// expected-no-diagnostics
+
+void test(Error *x) {
+ [x method];
+}
+
// RUN: rm -rf %t
// RUN: mkdir %t
// RUN: mkdir %t/prebuilt
@@ -48,21 +59,27 @@
// the verify would fail as it would be the PCH error instead)
// RUN: %clang_cc1 -fsyntax-only -fmodules \
// RUN: -fmodules-cache-path=%t -fimplicit-module-maps -I %S/Inputs/error \
-// RUN: -x objective-c -verify %s
+// RUN: -x objective-c -verify=notallowerror %s
// allow-pcm-with-compiler-errors should also allow errors in PCH
// RUN: %clang_cc1 -fallow-pcm-with-compiler-errors -x objective-c \
// RUN: -o %t/check.pch -emit-pch %S/Inputs/error/error.h
-// pcherror-error@* {{PCH file contains compiler errors}}
-@import error; // expected-error {{could not build module 'error'}}
-
-void test(Error *x) {
- [x method];
-}
-
// CHECK: @interface Error
// CHECK-NEXT: - (int)method;
// CHECK-NEXT: - (id)method2;
// CHECK-NEXT: @end
// CHECK: void test(Error *x)
+
+// RUN: c-index-test -code-completion-at=%s:9:6 %s -fmodules -fmodules-cache-path=%t \
+// RUN: -Xclang -fallow-pcm-with-compiler-errors -I %S/Inputs/error | FileCheck -check-prefix=COMPLETE %s
+// COMPLETE: ObjCInstanceMethodDecl:{ResultType int}{TypedText method}
+// COMPLETE: ObjCInstanceMethodDecl:{ResultType id}{TypedText method2}
+
+// RUN: c-index-test -test-load-source local %s -fmodules -fmodules-cache-path=%t \
+// RUN: -Xclang -fallow-pcm-with-compiler-errors -I %S/Inputs/error | FileCheck -check-prefix=SOURCE %s
+// SOURCE: load-module-with-errors.m:8:6: FunctionDecl=test:8:6 (Definition) Extent=[8:1 - 10:2]
+// SOURCE: load-module-with-errors.m:8:18: ParmDecl=x:8:18 (Definition) Extent=[8:11 - 8:19]
+// SOURCE: load-module-with-errors.m:8:11: ObjCClassRef=Error:3:12 Extent=[8:11 - 8:16]
+// SOURCE: load-module-with-errors.m:8:21: CompoundStmt= Extent=[8:21 - 10:2]
+// SOURCE: load-module-with-errors.m:9:3: ObjCMessageExpr=method:4:8 Extent=[9:3 - 9:13]
Index: clang/lib/Serialization/ASTReader.cpp
===================================================================
--- clang/lib/Serialization/ASTReader.cpp
+++ clang/lib/Serialization/ASTReader.cpp
@@ -2751,8 +2751,9 @@
bool hasErrors = Record[6];
if (hasErrors && !DisableValidation) {
- // Always rebuild modules from the cache on an error
- if (F.Kind == MK_ImplicitModule)
+ // If requested by the caller, mark modules on error as out-of-date.
+ if (F.Kind == MK_ImplicitModule &&
+ (ClientLoadCapabilities & ARR_TreatModuleWithErrorsAsOutOfDate))
return OutOfDate;
if (!AllowASTWithCompilerErrors) {
Index: clang/lib/Frontend/CompilerInstance.cpp
===================================================================
--- clang/lib/Frontend/CompilerInstance.cpp
+++ clang/lib/Frontend/CompilerInstance.cpp
@@ -1144,7 +1144,10 @@
// module generation thread crashed.
Instance.clearOutputFiles(/*EraseFiles=*/true);
- return !Instance.getDiagnostics().hasErrorOccurred();
+ // If \p AllowPCMWithCompilerErrors is set return 'success' even if errors
+ // occurred.
+ return !Instance.getDiagnostics().hasErrorOccurred() ||
+ Instance.getFrontendOpts().AllowPCMWithCompilerErrors;
}
static const FileEntry *getPublicModuleMap(const FileEntry *File,
@@ -1697,7 +1700,8 @@
// Try to load the module file. If we are not trying to load from the
// module cache, we don't know how to rebuild modules.
unsigned ARRFlags = Source == MS_ModuleCache
- ? ASTReader::ARR_OutOfDate | ASTReader::ARR_Missing
+ ? ASTReader::ARR_OutOfDate | ASTReader::ARR_Missing |
+ ASTReader::ARR_TreatModuleWithErrorsAsOutOfDate
: Source == MS_PrebuiltModulePath
? 0
: ASTReader::ARR_ConfigurationMismatch;
Index: clang/include/clang/Serialization/ASTReader.h
===================================================================
--- clang/include/clang/Serialization/ASTReader.h
+++ clang/include/clang/Serialization/ASTReader.h
@@ -1543,7 +1543,11 @@
/// The client can handle an AST file that cannot load because it's
/// compiled configuration doesn't match that of the context it was
/// loaded into.
- ARR_ConfigurationMismatch = 0x8
+ ARR_ConfigurationMismatch = 0x8,
+
+ /// If a module file is marked with errors treat it as out-of-date so the
+ /// caller can rebuild it.
+ ARR_TreatModuleWithErrorsAsOutOfDate = 0x10
};
/// Load the AST file designated by the given file name.
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