TargetMachine: document unnamed bool argument

Its meaning was slightly mysterious without looking at
subclasses.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145705 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/Target/TargetMachine.h b/include/llvm/Target/TargetMachine.h
index db42350ef895f4b9bc35487de75b6c53ab11e21a..4a5f33e4013ccf2d698d387bb9dcc3addc5014f4 100644 (file)
--- a/include/llvm/Target/TargetMachine.h
+++ b/include/llvm/Target/TargetMachine.h
@@ -249,7 +249,7 @@ public:
   virtual bool addPassesToEmitFile(PassManagerBase &,
                                    formatted_raw_ostream &,
                                    CodeGenFileType,
-                                   bool = true) {
+                                   bool /*DisableVerify*/ = true) {
     return true;
   }
 
@@ -261,7 +261,7 @@ public:
   ///
   virtual bool addPassesToEmitMachineCode(PassManagerBase &,
                                           JITCodeEmitter &,
-                                          bool = true) {
+                                          bool /*DisableVerify*/ = true) {
     return true;
   }
 
@@ -273,7 +273,7 @@ public:
   virtual bool addPassesToEmitMC(PassManagerBase &,
                                  MCContext *&,
                                  raw_ostream &,
-                                 bool = true) {
+                                 bool /*DisableVerify*/ = true) {
     return true;
   }
 };