diff --git a/uppsrc/Core/AString.hpp b/uppsrc/Core/AString.hpp
index 75d04698d..98e0422a0 100644
--- a/uppsrc/Core/AString.hpp
+++ b/uppsrc/Core/AString.hpp
@@ -288,6 +288,26 @@ void StringBuffer::Strlen()
 	SetLength((int)strlen__(pbegin));
 }
 
+inline
+void StringBuffer::Cat(const char *s, int l)
+{
+	if(pend + l > limit)
+		ReallocL(s, l);
+	else {
+		memcpy8(pend, s, l);
+		pend += l;
+	}
+}
+
+inline
+void StringBuffer::Cat(int c, int l)
+{
+	if(pend + l > limit)
+		ReallocL(NULL, l);
+	memset8(pend, c, l);
+	pend += l;
+}
+
 force_inline
 void StringBuffer::Cat(const char *s)
 {
diff --git a/uppsrc/Core/String.cpp b/uppsrc/Core/String.cpp
index f852b7ee0..30d7caa2d 100644
--- a/uppsrc/Core/String.cpp
+++ b/uppsrc/Core/String.cpp
@@ -416,22 +416,9 @@ void StringBuffer::Shrink()
 	pend = pbegin + l;
 }
 
-void StringBuffer::Cat(const char *s, int l)
+void StringBuffer::ReallocL(const char *s, int l)
 {
-	if(pend + l > limit)
-		Realloc(max(GetLength(), l) + GetLength(), s, l);
-	else {
-		memcpy8(pend, s, l);
-		pend += l;
-	}
-}
-
-void StringBuffer::Cat(int c, int l)
-{
-	if(pend + l > limit)
-		Realloc(max(GetLength(), l) + GetLength(), NULL, l);
-	memset(pend, c, l);
-	pend += l;
+	Realloc(max(GetLength(), l) + GetLength(), s, l);
 }
 
 void StringBuffer::Set(String& s)
diff --git a/uppsrc/Core/String.h b/uppsrc/Core/String.h
index 8e5a4df9c..5caaa2961 100644
--- a/uppsrc/Core/String.h
+++ b/uppsrc/Core/String.h
@@ -408,6 +408,7 @@ class StringBuffer : NoCopy {
 
 	char *Alloc(int len, int& alloc);
 	void  Realloc(dword n, const char *cat = NULL, int l = 0);
+	void  ReallocL(const char *s, int l);
 	void  Expand();
 	void  Zero()                    { pbegin = pend = buffer; limit = pbegin + 255; }
 	void  Free();