[clang] 0cc9710 - [Frontend] -MP: remove blank lines

[Fangrui Song via cfe-commits]

Author: Fangrui Song
Date: 2022-10-28T20:46:27-07:00
New Revision: 0cc9710a0dc0b1cc2e13aaa3778ba55cc0d37b84

URL: https://github.com/llvm/llvm-project/commit/0cc9710a0dc0b1cc2e13aaa3778ba55cc0d37b84
DIFF: https://github.com/llvm/llvm-project/commit/0cc9710a0dc0b1cc2e13aaa3778ba55cc0d37b84.diff

LOG: [Frontend] -MP: remove blank lines

GCC 10 removed blank lines for phony targets during a refactoring.
The blank lines seems unuseful, so let's follow suit.

Added: 
    

Modified: 
    clang/lib/Frontend/DependencyFile.cpp
    clang/test/Frontend/dependency-gen-phony.c

Removed: 
    


################################################################################
diff  --git a/clang/lib/Frontend/DependencyFile.cpp b/clang/lib/Frontend/DependencyFile.cpp
index 930d5b488b8f..159eaaa5c8e4 100644
--- a/clang/lib/Frontend/DependencyFile.cpp
+++ b/clang/lib/Frontend/DependencyFile.cpp
@@ -326,7 +326,7 @@ void DependencyFileGenerator::outputDependencyFile(DiagnosticsEngine &Diags) {
 void DependencyFileGenerator::outputDependencyFile(llvm::raw_ostream &OS) {
   // Write out the dependency targets, trying to avoid overly long
   // lines when possible. We try our best to emit exactly the same
-  // dependency file as GCC (4.2), assuming the included files are the
+  // dependency file as GCC>=10, assuming the included files are the
   // same.
   const unsigned MaxColumns = 75;
   unsigned Columns = 0;
@@ -375,7 +375,6 @@ void DependencyFileGenerator::outputDependencyFile(llvm::raw_ostream &OS) {
     for (auto I = Files.begin(), E = Files.end(); I != E; ++I) {
       if (Index++ == InputFileIndex)
         continue;
-      OS << '\n';
       PrintFilename(OS, *I, OutputFormat);
       OS << ":\n";
     }

diff  --git a/clang/test/Frontend/dependency-gen-phony.c b/clang/test/Frontend/dependency-gen-phony.c
index 5bfb02ba819a..1c17a4878175 100644
--- a/clang/test/Frontend/dependency-gen-phony.c
+++ b/clang/test/Frontend/dependency-gen-phony.c
@@ -6,17 +6,13 @@
 /// Verify that phony targets are only created for the extra dependency files,
 /// and not the input file.
 //       CHECK:dependency-gen-phony.o: 1.extra 2.extra dependency-gen-phony.c \
-//  CHECK-NEXT:  Inputs{{/|\\\\}}empty.h
-// CHECK-EMPTY:
+//  CHECK-NEXT:  Inputs{{/|\\}}empty.h
 //  CHECK-NEXT:1.extra:
-// CHECK-EMPTY:
 //  CHECK-NEXT:2.extra:
-// CHECK-EMPTY:
 //  CHECK-NEXT:{{.*}}empty.h:
 //   CHECK-NOT:{{.}}
 
-// STDIO:      -.o: Inputs{{/|\\\\}}empty.h
-// STDIO-EMPTY:
+// STDIO:      -.o: Inputs{{/|\\}}empty.h
 // STDIO-NEXT: {{.*}}empty.h:
 // STDIO-NOT:  {{.}}