Add static cast to unsigned char whenever a character classification function is called with a signed char argument, in order to avoid assertions in Windows Debug configuration.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175006 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp b/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
index 2ec8591..99479a4 100644
--- a/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
+++ b/tools/llvm-bcanalyzer/llvm-bcanalyzer.cpp
@@ -450,7 +450,7 @@
outs() << " blob data = ";
bool BlobIsPrintable = true;
for (unsigned i = 0, e = Blob.size(); i != e; ++i)
- if (!isprint(Blob[i])) {
+ if (!isprint(static_cast<unsigned char>(Blob[i]))) {
BlobIsPrintable = false;
break;
}