Merge remote-tracking branch 'upstream/release_34' into merge-20140211

Conflicts:
	lib/Linker/LinkModules.cpp
	lib/Support/Unix/Signals.inc

Change-Id: Ia54f291fa5dc828052d2412736e8495c1282aa64

1 files changed, 7 insertions, 1 deletions

diff --git a/include/llvm/ADT/StringRef.h b/include/llvm/ADT/StringRef.h
index 3e1e24c1ea..ec0c2849f3 100644
--- a/include/llvm/ADT/StringRef.h
+++ b/include/llvm/ADT/StringRef.h
@@ -175,7 +175,7 @@ namespace llvm {
     /// transform one of the given strings into the other. If zero,
     /// the strings are identical.
     unsigned edit_distance(StringRef Other, bool AllowReplacements = true,
-                           unsigned MaxEditDistance = 0);
+                           unsigned MaxEditDistance = 0) const;
 
     /// str - Get the contents as an std::string.
     std::string str() const {
@@ -210,12 +210,18 @@ namespace llvm {
              compareMemory(Data, Prefix.Data, Prefix.Length) == 0;
     }
 
+    /// Check if this string starts with the given \p Prefix, ignoring case.
+    bool startswith_lower(StringRef Prefix) const;
+
     /// Check if this string ends with the given \p Suffix.
     bool endswith(StringRef Suffix) const {
       return Length >= Suffix.Length &&
         compareMemory(end() - Suffix.Length, Suffix.Data, Suffix.Length) == 0;
     }
 
+    /// Check if this string ends with the given \p Suffix, ignoring case.
+    bool endswith_lower(StringRef Suffix) const;
+
     /// @}
     /// @name String Searching
     /// @{