jansvoboda11 created this revision.
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There are a number of language and preprocessor options that are reset in the
`CompilerInvocation` that describes the build of an implicit module. This patch
uses the logic for explicit modules as well.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D108710
Files:
clang/lib/Tooling/DependencyScanning/ModuleDepCollector.cpp
clang/test/ClangScanDeps/Inputs/removed-args/cdb.json.template
clang/test/ClangScanDeps/Inputs/removed-args/header.h
clang/test/ClangScanDeps/Inputs/removed-args/mod_header.h
clang/test/ClangScanDeps/Inputs/removed-args/mod_tu.h
clang/test/ClangScanDeps/Inputs/removed-args/module.modulemap
clang/test/ClangScanDeps/Inputs/removed-args/tu.c
clang/test/ClangScanDeps/removed-args.c
Index: clang/test/ClangScanDeps/removed-args.c
===================================================================
--- /dev/null
+++ clang/test/ClangScanDeps/removed-args.c
@@ -0,0 +1,56 @@
+// RUN: rm -rf %t && mkdir %t
+// RUN: cp %S/Inputs/removed-args/* %t
+
+// RUN: sed "s|DIR|%/t|g" %S/Inputs/removed-args/cdb.json.template > %t/cdb.json
+// RUN: echo -%t > %t/result.json
+// RUN: clang-scan-deps -compilation-database %t/cdb.json -format experimental-full >> %t/result.json
+// RUN: cat %t/result.json | sed 's:\\\\\?:/:g' | FileCheck %s
+//
+// CHECK: -[[PREFIX:.*]]
+// CHECK-NEXT: {
+// CHECK-NEXT: "modules": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "clang-module-deps": [],
+// CHECK-NEXT: "clang-modulemap-file": "[[PREFIX]]/module.modulemap",
+// CHECK-NEXT: "command-line": [
+// CHECK-NEXT: "-cc1"
+// CHECK-NOT: "-include"
+// CHECK: ],
+// CHECK-NEXT: "context-hash": "[[HASH_MOD_HEADER:.*]]",
+// CHECK-NEXT: "file-deps": [
+// CHECK-NEXT: "[[PREFIX]]/mod_header.h",
+// CHECK-NEXT: "[[PREFIX]]/module.modulemap"
+// CHECK-NEXT: ],
+// CHECK-NEXT: "name": "ModHeader"
+// CHECK-NEXT: },
+// CHECK-NEXT: {
+// CHECK-NEXT: "clang-module-deps": [],
+// CHECK-NEXT: "clang-modulemap-file": "[[PREFIX]]/module.modulemap",
+// CHECK-NEXT: "command-line": [
+// CHECK-NEXT: "-cc1"
+// CHECK-NOT: "-include"
+// CHECK: ],
+// CHECK-NEXT: "context-hash": "[[HASH_MOD_TU:.*]]",
+// CHECK-NEXT: "file-deps": [
+// CHECK-NEXT: "[[PREFIX]]/mod_tu.h",
+// CHECK-NEXT: "[[PREFIX]]/module.modulemap"
+// CHECK-NEXT: ],
+// CHECK-NEXT: "name": "ModTU"
+// CHECK-NEXT: }
+// CHECK-NEXT: ],
+// CHECK-NEXT: "translation-units": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "clang-context-hash": "[[HASH_TU:.*]]",
+// CHECK-NEXT: "clang-module-deps": [
+// CHECK-NEXT: {
+// CHECK-NEXT: "context-hash": "[[HASH_MOD_HEADER]]",
+// CHECK-NEXT: "module-name": "ModHeader"
+// CHECK-NEXT: },
+// CHECK-NEXT: {
+// CHECK-NEXT: "context-hash": "[[HASH_MOD_TU]]",
+// CHECK-NEXT: "module-name": "ModTU"
+// CHECK-NEXT: }
+// CHECK-NEXT: ]
+// CHECK: }
+// CHECK-NEXT: ]
+// CHECK-NEXT: }
Index: clang/test/ClangScanDeps/Inputs/removed-args/tu.c
===================================================================
--- /dev/null
+++ clang/test/ClangScanDeps/Inputs/removed-args/tu.c
@@ -0,0 +1 @@
+#include "mod_tu.h"
Index: clang/test/ClangScanDeps/Inputs/removed-args/module.modulemap
===================================================================
--- /dev/null
+++ clang/test/ClangScanDeps/Inputs/removed-args/module.modulemap
@@ -0,0 +1,2 @@
+module ModHeader { header "mod_header.h" }
+module ModTU { header "mod_tu.h" }
Index: clang/test/ClangScanDeps/Inputs/removed-args/header.h
===================================================================
--- /dev/null
+++ clang/test/ClangScanDeps/Inputs/removed-args/header.h
@@ -0,0 +1 @@
+#include "mod_header.h"
Index: clang/test/ClangScanDeps/Inputs/removed-args/cdb.json.template
===================================================================
--- /dev/null
+++ clang/test/ClangScanDeps/Inputs/removed-args/cdb.json.template
@@ -0,0 +1,7 @@
+[
+ {
+ "directory": "DIR",
+ "command": "clang -fsyntax-only DIR/tu.c -fmodules -fimplicit-module-maps -fmodules-cache-path=DIR/cache -include DIR/header.h -o DIR/tu.o",
+ "file": "DIR/tu.c"
+ }
+]
Index: clang/lib/Tooling/DependencyScanning/ModuleDepCollector.cpp
===================================================================
--- clang/lib/Tooling/DependencyScanning/ModuleDepCollector.cpp
+++ clang/lib/Tooling/DependencyScanning/ModuleDepCollector.cpp
@@ -22,6 +22,9 @@
// Make a deep copy of the original Clang invocation.
CompilerInvocation CI(OriginalInvocation);
+ CI.getLangOpts()->resetNonModularOptions();
+ CI.getPreprocessorOpts().resetNonModularOptions();
+
// Remove options incompatible with explicit module build.
CI.getFrontendOpts().Inputs.clear();
CI.getFrontendOpts().OutputFile.clear();
@@ -38,8 +41,6 @@
CI.getFrontendOpts().ModuleMapFiles.push_back(PrebuiltModule.ModuleMapFile);
}
- CI.getPreprocessorOpts().ImplicitPCHInclude.clear();
-
return CI;
}
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