Format strings: offer a fixit for Darwin's %D/%U/%O to ISO %d/%u/%o.

<rdar://problem/12061922>

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@163772 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 23 insertions, 0 deletions

diff --git a/lib/Analysis/FormatString.cpp b/lib/Analysis/FormatString.cpp
index f70086b883..73063b5132 100644
--- a/lib/Analysis/FormatString.cpp
+++ b/lib/Analysis/FormatString.cpp
@@ -527,6 +527,29 @@ const char *ConversionSpecifier::toString() const {
   return NULL;
 }
 
+llvm::Optional<ConversionSpecifier>
+ConversionSpecifier::getStandardSpecifier() const {
+  ConversionSpecifier::Kind NewKind;
+  
+  switch (getKind()) {
+  default:
+    return llvm::Optional<ConversionSpecifier>();
+  case DArg:
+    NewKind = dArg;
+    break;
+  case UArg:
+    NewKind = uArg;
+    break;
+  case OArg:
+    NewKind = oArg;
+    break;
+  }
+
+  ConversionSpecifier FixedCS(*this);
+  FixedCS.setKind(NewKind);
+  return FixedCS;
+}
+
 //===----------------------------------------------------------------------===//
 // Methods on OptionalAmount.
 //===----------------------------------------------------------------------===//