From e97f7c91280c69226e06cda72729779054386d47 Mon Sep 17 00:00:00 2001
From: Dustin Spicuzza <dustin@virtualroadside.com>
Date: Sat, 8 Jan 2022 03:25:25 -0500
Subject: [PATCH 1/2] Update black format

---
 CppHeaderParser/CppHeaderParser.py | 2 --
 1 file changed, 2 deletions(-)

diff --git a/CppHeaderParser/CppHeaderParser.py b/CppHeaderParser/CppHeaderParser.py
index f142278..159cdb3 100644
--- a/CppHeaderParser/CppHeaderParser.py
+++ b/CppHeaderParser/CppHeaderParser.py
@@ -111,7 +111,6 @@ def debug_print(fmt, *args):
         args = (inspect.currentframe().f_back.f_lineno,) + args
         print(fmt % args)
 
-
 else:
 
     debug_caller_lineno = None
@@ -128,7 +127,6 @@ def trace_print(*args):
             sys.stdout.write(" %s" % a)
         sys.stdout.write("\n")
 
-
 else:
 
     def trace_print(*args):

From 0cb3e932961afd1cc1148d2a49c3231d344a0701 Mon Sep 17 00:00:00 2001
From: Dustin Spicuzza <dustin@virtualroadside.com>
Date: Sat, 8 Jan 2022 03:25:48 -0500
Subject: [PATCH 2/2] Detect constexpr functions

---
 CppHeaderParser/CppHeaderParser.py |  2 +-
 test/test_CppHeaderParser.py       | 15 +++++++++++++++
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/CppHeaderParser/CppHeaderParser.py b/CppHeaderParser/CppHeaderParser.py
index 159cdb3..0d6b76c 100644
--- a/CppHeaderParser/CppHeaderParser.py
+++ b/CppHeaderParser/CppHeaderParser.py
@@ -1468,7 +1468,7 @@ class Resolver(object):
     C_MODIFIERS = "* & const constexpr static mutable".split()
     C_MODIFIERS = set(C_MODIFIERS)
 
-    C_KEYWORDS = "extern virtual static explicit inline friend".split()
+    C_KEYWORDS = "extern virtual static explicit inline friend constexpr".split()
     C_KEYWORDS = set(C_KEYWORDS)
 
     SubTypedefs = {}  # TODO deprecate?
diff --git a/test/test_CppHeaderParser.py b/test/test_CppHeaderParser.py
index c454a32..374658c 100644
--- a/test/test_CppHeaderParser.py
+++ b/test/test_CppHeaderParser.py
@@ -2999,6 +2999,21 @@ def test_fn(self):
         self.assertEqual(p["defaultValue"], "0.02")
 
 
+class ConstExprFn_TestCase(unittest.TestCase):
+    def setUp(self):
+        self.cppHeader = CppHeaderParser.CppHeader(
+            """
+constexpr int overloaded_constexpr(int a, int b, int c) { return a + b + c; }
+""",
+            "string",
+        )
+
+    def test_fn(self):
+        m = self.cppHeader.functions[0]
+        self.assertEqual(m["constexpr"], True)
+        self.assertEqual(m["rtnType"], "int")
+
+
 class DefaultEnum_TestCase(unittest.TestCase):
     def setUp(self):
         self.cppHeader = CppHeaderParser.CppHeader(