[llvm-profgen] Fix build failure after 5d7950a403bec25e52.

This fixes a build failure with libc++
(`error: no matching function for call to 'max')`

diff --git a/llvm/tools/llvm-profgen/MissingFrameInferrer.cpp b/llvm/tools/llvm-profgen/MissingFrameInferrer.cpp
index 1b7b7cd..4a37945 100644 (file)
--- a/llvm/tools/llvm-profgen/MissingFrameInferrer.cpp
+++ b/llvm/tools/llvm-profgen/MissingFrameInferrer.cpp
@@ -194,8 +194,8 @@ uint64_t MissingFrameInferrer::computeUniqueTailCallPath(
     auto &LocalPath = UniquePaths[{From, To}];
     assert((LocalPath.size() <= MaximumSearchDepth + 1) &&
            "Path should not be longer than the maximum searching depth");
-    TailCallMaxTailCallPath =
-        std::max(LocalPath.size(), TailCallMaxTailCallPath.getValue());
+    TailCallMaxTailCallPath = std::max(uint64_t(LocalPath.size()),
+                                       TailCallMaxTailCallPath.getValue());
 #endif
   } else {
     NonUniquePaths[{From, To}] = NumPaths;