Fixes indent in linkage specification blocks.
We now indent:
extern "C" {
int a;
}
without additional indent inside the extern "C" block.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@173045 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Format/UnwrappedLineParser.cpp b/lib/Format/UnwrappedLineParser.cpp
index 7f9e97e..f1d08a6 100644
--- a/lib/Format/UnwrappedLineParser.cpp
+++ b/lib/Format/UnwrappedLineParser.cpp
@@ -311,6 +311,18 @@
case tok::kw_return:
parseReturn();
return;
+ case tok::kw_extern:
+ nextToken();
+ if (FormatTok.Tok.is(tok::string_literal)) {
+ nextToken();
+ if (FormatTok.Tok.is(tok::l_brace)) {
+ parseBlock(0);
+ addUnwrappedLine();
+ return;
+ }
+ }
+ // In all other cases, parse the declaration.
+ break;
default:
break;
}
diff --git a/unittests/Format/FormatTest.cpp b/unittests/Format/FormatTest.cpp
index f8c454b..f67cd8c 100644
--- a/unittests/Format/FormatTest.cpp
+++ b/unittests/Format/FormatTest.cpp
@@ -526,6 +526,10 @@
"void f() { f(); }");
}
+TEST_F(FormatTest, FormatsExternC) {
+ verifyFormat("extern \"C\" {\nint a;");
+}
+
TEST_F(FormatTest, FormatTryCatch) {
// FIXME: Handle try-catch explicitly in the UnwrappedLineParser, then we'll
// also not create single-line-blocks.