fix a fixme in stringmatcher, having it generate nice looking code if the
'tomatch' code contains \n's.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117843 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/StringMatcher.cpp b/utils/TableGen/StringMatcher.cpp
index 1c43b6d..6aedcbf 100644
--- a/utils/TableGen/StringMatcher.cpp
+++ b/utils/TableGen/StringMatcher.cpp
@@ -51,9 +51,18 @@
if (CharNo == Matches[0]->first.size()) {
assert(Matches.size() == 1 && "Had duplicate keys to match on");
- // FIXME: If Matches[0].first has embeded \n, this will be bad.
- OS << Indent << Matches[0]->second << "\t // \"" << Matches[0]->first
- << "\"\n";
+ // If the to-execute code has \n's in it, indent each subsequent line.
+ StringRef Code = Matches[0]->second;
+
+ std::pair<StringRef, StringRef> Split = Code.split('\n');
+ OS << Indent << Split.first << "\t // \"" << Matches[0]->first << "\"\n";
+
+ Code = Split.second;
+ while (!Code.empty()) {
+ Split = Code.split('\n');
+ OS << Indent << Split.first << "\n";
+ Code = Split.second;
+ }
return false;
}