Improve error message reporting for MachineFunctionProperties

When printing the properties required by a pass, only print the
properties that are set, and not those that are clear (only properties
that are set are verified, clear properties are "don't-care").

llvm-svn: 267070

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/CodeGen/MachineFunctionPass.cpp b/llvm/lib/CodeGen/MachineFunctionPass.cpp
index f6cb36e1a20..16aecb9dff4 100644
--- a/llvm/lib/CodeGen/MachineFunctionPass.cpp
+++ b/llvm/lib/CodeGen/MachineFunctionPass.cpp
@@ -49,7 +49,7 @@ bool MachineFunctionPass::runOnFunction(Function &F) {
     errs() << "MachineFunctionProperties required by " << getPassName()
            << " pass are not met by function " << F.getName() << ".\n"
            << "Required properties: ";
-    RequiredProperties.print(errs());
+    RequiredProperties.print(errs(), /*OnlySet=*/true);
     errs() << "\nCurrent properties: ";
     MFProps.print(errs());
     errs() << "\n";