When pretty-printing a C++11 literal operator, don't insert whitespace between
the "" and the suffix; that breaks names such as 'operator""if'. For symmetry,
also remove the space between the 'operator' and the '""'.

llvm-svn: 249641
diff --git a/clang/test/Lexer/hexfloat.cpp b/clang/test/Lexer/hexfloat.cpp
index bd53d4a..6985c7f 100644
--- a/clang/test/Lexer/hexfloat.cpp
+++ b/clang/test/Lexer/hexfloat.cpp
@@ -12,4 +12,4 @@
 double i = 0p+3; // expected-error{{invalid suffix 'p' on integer constant}}
 #define PREFIX(x) foo ## x
 double foo0p = 1, j = PREFIX(0p+3); // ok
-double k = 0x42_amp+3; // expected-error-re{{{{invalid suffix '_amp' on integer constant|no matching literal operator for call to 'operator "" _amp'}}}}
+double k = 0x42_amp+3; // expected-error-re{{{{invalid suffix '_amp' on integer constant|no matching literal operator for call to 'operator""_amp'}}}}