[clang-tools-extra] 00c7d66 - [cte][NFC] Remove all references to stdlib stream headers.

Nathan James via cfe-commits cfe-commits at lists.llvm.org
Tue Mar 2 13:57:29 PST 2021


Author: Nathan James
Date: 2021-03-02T21:57:16Z
New Revision: 00c7d6699a3937cd1fe34921f1fbc0c4fc09cebd

URL: https://github.com/llvm/llvm-project/commit/00c7d6699a3937cd1fe34921f1fbc0c4fc09cebd
DIFF: https://github.com/llvm/llvm-project/commit/00c7d6699a3937cd1fe34921f1fbc0c4fc09cebd.diff

LOG: [cte][NFC] Remove all references to stdlib stream headers.

Inclusion of iostream is frobidden and using other stream classes from standard library is discouraged as per https://llvm.org/docs/CodingStandards.html#include-iostream-is-forbidden

Reviewed By: sammccall

Differential Revision: https://reviews.llvm.org/D97771

Added: 
    

Modified: 
    clang-tools-extra/clang-query/tool/ClangQuery.cpp
    clang-tools-extra/clang-tidy/altera/StructPackAlignCheck.cpp
    clang-tools-extra/clang-tidy/readability/InconsistentDeclarationParameterNameCheck.cpp
    clang-tools-extra/clangd/benchmarks/IndexBenchmark.cpp
    clang-tools-extra/clangd/fuzzer/clangd-fuzzer.cpp
    clang-tools-extra/clangd/tool/ClangdMain.cpp
    clang-tools-extra/modularize/Modularize.cpp

Removed: 
    


################################################################################
diff  --git a/clang-tools-extra/clang-query/tool/ClangQuery.cpp b/clang-tools-extra/clang-query/tool/ClangQuery.cpp
index 45a355073945..2bdb36192f35 100644
--- a/clang-tools-extra/clang-query/tool/ClangQuery.cpp
+++ b/clang-tools-extra/clang-query/tool/ClangQuery.cpp
@@ -33,10 +33,10 @@
 #include "clang/Tooling/Tooling.h"
 #include "llvm/LineEditor/LineEditor.h"
 #include "llvm/Support/CommandLine.h"
+#include "llvm/Support/Error.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/Signals.h"
 #include "llvm/Support/WithColor.h"
-#include <fstream>
 #include <string>
 
 using namespace clang;
@@ -73,16 +73,15 @@ static cl::opt<std::string> PreloadFile(
 
 bool runCommandsInFile(const char *ExeName, std::string const &FileName,
                        QuerySession &QS) {
-  std::ifstream Input(FileName.c_str());
-  if (!Input.is_open()) {
-    llvm::errs() << ExeName << ": cannot open " << FileName << "\n";
-    return 1;
+  auto Buffer = llvm::MemoryBuffer::getFile(FileName);
+  if (!Buffer) {
+    llvm::errs() << ExeName << ": cannot open " << FileName << ": "
+                 << Buffer.getError().message() << "\n";
+    return true;
   }
 
-  std::string FileContent((std::istreambuf_iterator<char>(Input)),
-                          std::istreambuf_iterator<char>());
+  StringRef FileContentRef(Buffer.get()->getBuffer());
 
-  StringRef FileContentRef(FileContent);
   while (!FileContentRef.empty()) {
     QueryRef Q = QueryParser::parse(FileContentRef, QS);
     if (!Q->run(llvm::outs(), QS))

diff  --git a/clang-tools-extra/clang-tidy/altera/StructPackAlignCheck.cpp b/clang-tools-extra/clang-tidy/altera/StructPackAlignCheck.cpp
index 9f28a22a9d03..a2178befa9df 100644
--- a/clang-tools-extra/clang-tidy/altera/StructPackAlignCheck.cpp
+++ b/clang-tools-extra/clang-tidy/altera/StructPackAlignCheck.cpp
@@ -11,7 +11,6 @@
 #include "clang/AST/RecordLayout.h"
 #include "clang/ASTMatchers/ASTMatchFinder.h"
 #include <math.h>
-#include <sstream>
 
 using namespace clang::ast_matchers;
 
@@ -109,15 +108,13 @@ void StructPackAlignCheck::check(const MatchFinder::MatchResult &Result) {
   AlignedAttr *Attribute = Struct->getAttr<AlignedAttr>();
   std::string NewAlignQuantity = std::to_string((int)NewAlign.getQuantity());
   if (Attribute) {
-    std::ostringstream FixItString;
-    FixItString << "aligned(" << NewAlignQuantity << ")";
-    FixIt =
-        FixItHint::CreateReplacement(Attribute->getRange(), FixItString.str());
+    FixIt = FixItHint::CreateReplacement(
+        Attribute->getRange(),
+        (Twine("aligned(") + NewAlignQuantity + ")").str());
   } else {
-    std::ostringstream FixItString;
-    FixItString << " __attribute__((aligned(" << NewAlignQuantity << ")))";
-    FixIt = FixItHint::CreateInsertion(Struct->getEndLoc().getLocWithOffset(1),
-                                       FixItString.str());
+    FixIt = FixItHint::CreateInsertion(
+        Struct->getEndLoc().getLocWithOffset(1),
+        (Twine(" __attribute__((aligned(") + NewAlignQuantity + ")))").str());
   }
 
   // And suggest the minimum power-of-two alignment for the struct as a whole

diff  --git a/clang-tools-extra/clang-tidy/readability/InconsistentDeclarationParameterNameCheck.cpp b/clang-tools-extra/clang-tidy/readability/InconsistentDeclarationParameterNameCheck.cpp
index 43d2f6a69cd1..c28424b11f27 100644
--- a/clang-tools-extra/clang-tidy/readability/InconsistentDeclarationParameterNameCheck.cpp
+++ b/clang-tools-extra/clang-tidy/readability/InconsistentDeclarationParameterNameCheck.cpp
@@ -12,7 +12,6 @@
 
 #include <algorithm>
 #include <functional>
-#include <sstream>
 
 using namespace clang::ast_matchers;
 

diff  --git a/clang-tools-extra/clangd/benchmarks/IndexBenchmark.cpp b/clang-tools-extra/clangd/benchmarks/IndexBenchmark.cpp
index 237655dcc9bc..deeb07b4cb64 100644
--- a/clang-tools-extra/clangd/benchmarks/IndexBenchmark.cpp
+++ b/clang-tools-extra/clangd/benchmarks/IndexBenchmark.cpp
@@ -13,8 +13,6 @@
 #include "llvm/ADT/StringRef.h"
 #include "llvm/Support/Path.h"
 #include "llvm/Support/Regex.h"
-#include <fstream>
-#include <streambuf>
 #include <string>
 
 const char *IndexFilename;
@@ -34,9 +32,15 @@ std::unique_ptr<SymbolIndex> buildDex() {
 
 // Reads JSON array of serialized FuzzyFindRequest's from user-provided file.
 std::vector<FuzzyFindRequest> extractQueriesFromLogs() {
-  std::ifstream InputStream(RequestsFilename);
-  std::string Log((std::istreambuf_iterator<char>(InputStream)),
-                  std::istreambuf_iterator<char>());
+
+  auto Buffer = llvm::MemoryBuffer::getFile(RequestsFilename);
+  if (!Buffer) {
+    llvm::errs() << "Error cannot open JSON request file:" << RequestsFilename
+                 << ": " << Buffer.getError().message() << "\n";
+    exit(1);
+  }
+
+  StringRef Log = Buffer.get()->getBuffer();
 
   std::vector<FuzzyFindRequest> Requests;
   auto JSONArray = llvm::json::parse(Log);

diff  --git a/clang-tools-extra/clangd/fuzzer/clangd-fuzzer.cpp b/clang-tools-extra/clangd/fuzzer/clangd-fuzzer.cpp
index 41c603b5fd21..1c1ac5bf0c77 100644
--- a/clang-tools-extra/clangd/fuzzer/clangd-fuzzer.cpp
+++ b/clang-tools-extra/clangd/fuzzer/clangd-fuzzer.cpp
@@ -16,7 +16,6 @@
 #include "ClangdServer.h"
 #include "support/ThreadsafeFS.h"
 #include <cstdio>
-#include <sstream>
 
 using namespace clang::clangd;
 

diff  --git a/clang-tools-extra/clangd/tool/ClangdMain.cpp b/clang-tools-extra/clangd/tool/ClangdMain.cpp
index 51280b73afac..3afcd5f08333 100644
--- a/clang-tools-extra/clangd/tool/ClangdMain.cpp
+++ b/clang-tools-extra/clangd/tool/ClangdMain.cpp
@@ -39,7 +39,6 @@
 #include "llvm/Support/raw_ostream.h"
 #include <chrono>
 #include <cstdlib>
-#include <iostream>
 #include <memory>
 #include <mutex>
 #include <string>

diff  --git a/clang-tools-extra/modularize/Modularize.cpp b/clang-tools-extra/modularize/Modularize.cpp
index 73c78cff14b2..7f73749f5b54 100644
--- a/clang-tools-extra/modularize/Modularize.cpp
+++ b/clang-tools-extra/modularize/Modularize.cpp
@@ -247,7 +247,6 @@
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/Path.h"
 #include <algorithm>
-#include <fstream>
 #include <iterator>
 #include <string>
 #include <vector>


        


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