use PrintEscapedString to handle attribute section with escapes in it,

PR7399.  The asm parser already handles this.  This is of dubious 
utility (see the PR) but the asmprinter was clearly broken here.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107834 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 11 insertions, 6 deletions

diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp
index e98636bb59..3150cec488 100644
--- a/lib/VMCore/AsmWriter.cpp
+++ b/lib/VMCore/AsmWriter.cpp
@@ -70,8 +70,7 @@ static const Module *getModuleFromVal(const Value *V) {
 
 // PrintEscapedString - Print each character of the specified string, escaping
 // it if it is not printable or if it is an escape char.
-static void PrintEscapedString(const StringRef &Name,
-                               raw_ostream &Out) {
+static void PrintEscapedString(StringRef Name, raw_ostream &Out) {
   for (unsigned i = 0, e = Name.size(); i != e; ++i) {
     unsigned char C = Name[i];
     if (isprint(C) && C != '\\' && C != '"')
@@ -1472,8 +1471,11 @@ void AssemblyWriter::printGlobal(const GlobalVariable *GV) {
     writeOperand(GV->getInitializer(), false);
   }
 
-  if (GV->hasSection())
-    Out << ", section \"" << GV->getSection() << '"';
+  if (GV->hasSection()) {
+    Out << ", section \"";
+    PrintEscapedString(GV->getSection(), Out);
+    Out << '"';
+  }
   if (GV->getAlignment())
     Out << ", align " << GV->getAlignment();
 
@@ -1631,8 +1633,11 @@ void AssemblyWriter::printFunction(const Function *F) {
   Attributes FnAttrs = Attrs.getFnAttributes();
   if (FnAttrs != Attribute::None)
     Out << ' ' << Attribute::getAsString(Attrs.getFnAttributes());
-  if (F->hasSection())
-    Out << " section \"" << F->getSection() << '"';
+  if (F->hasSection()) {
+    Out << " section \"";
+    PrintEscapedString(F->getSection(), Out);
+    Out << '"';
+  }
   if (F->getAlignment())
     Out << " align " << F->getAlignment();
   if (F->hasGC())