From 2d8d66094503abb2e5d43ba788c2373655f8d8a3 Mon Sep 17 00:00:00 2001
From: Martino Facchin <m.facchin@arduino.cc>
Date: Tue, 23 Feb 2016 12:26:47 +0100
Subject: [PATCH 1/2] fix crash with templates containing shifts

---
 c.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/c.c b/c.c
index 40db0e5..b3296ec 100644
--- a/c.c
+++ b/c.c
@@ -1388,10 +1388,16 @@ static void skipToMatch (const char *const pair)
 	{
 		if (CollectingSignature)
 			vStringPut (Signature, c);
-		
 
 		if (c == begin)
 		{
+			char s = cppGetc();
+			if (s == '<' && s == c) {
+				// templates can still contain "<<" ot "<<="
+				break;
+			} else {
+				cppUngetc(s);
+			}
 			++matchLevel;
 			if (braceFormatting  &&  getDirectiveNestLevel () != initialLevel)
 			{

From eb6204ba288f3f2e0151020eccba64544d672bc0 Mon Sep 17 00:00:00 2001
From: Martino Facchin <m.facchin@arduino.cc>
Date: Tue, 23 Feb 2016 12:58:40 +0100
Subject: [PATCH 2/2] C++: mitigate matching error on generics containing an
 expression

backport of https://github.com/geany/geany/commit/d40932ce4d05e57573a6d6c8f89f4aea8c42d4f3
---
 c.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/c.c b/c.c
index b3296ec..0778620 100644
--- a/c.c
+++ b/c.c
@@ -1414,6 +1414,16 @@ static void skipToMatch (const char *const pair)
 				break;
 			}
 		}
+		/* early out if matching "<>" and we encounter a ";" or "{" to mitigate
+		 * match problems with C++ generics containing a static expression like
+		 *     foo<X<Y> bar;
+		 * normally neither ";" nor "{" could appear inside "<>" anyway. */
+		else if (isLanguage (Lang_cpp) && begin == '<' &&
+		         (c == ';' || c == '{'))
+		{
+			cppUngetc (c);
+			break;
+		}
 	}
 	if (c == EOF)
 	{