diff --git a/clang/lib/Format/TokenAnnotator.cpp b/clang/lib/Format/TokenAnnotator.cpp
--- a/clang/lib/Format/TokenAnnotator.cpp
+++ b/clang/lib/Format/TokenAnnotator.cpp
@@ -2066,6 +2066,10 @@
return TT_UnaryOperator;
const FormatToken *NextToken = Tok.getNextNonComment();
+
+ if (InTemplateArgument && NextToken && NextToken->is(tok::kw_noexcept))
+ return TT_BinaryOperator;
+
if (!NextToken ||
NextToken->isOneOf(tok::arrow, tok::equal, tok::kw_noexcept) ||
NextToken->canBePointerOrReferenceQualifier() ||
diff --git a/clang/unittests/Format/FormatTest.cpp b/clang/unittests/Format/FormatTest.cpp
--- a/clang/unittests/Format/FormatTest.cpp
+++ b/clang/unittests/Format/FormatTest.cpp
@@ -9512,6 +9512,7 @@
verifyFormat("f(aaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\n"
" .template operator()());",
getLLVMStyleWithColumns(35));
+ verifyFormat("bool_constant");
// Not template parameters.
verifyFormat("return a < b && c > d;");