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-rw-r--r--Source/cmCacheManager.cxx4
1 files changed, 3 insertions, 1 deletions
diff --git a/Source/cmCacheManager.cxx b/Source/cmCacheManager.cxx
index ee89b0d05d..0e05936af2 100644
--- a/Source/cmCacheManager.cxx
+++ b/Source/cmCacheManager.cxx
@@ -385,7 +385,9 @@ void cmCacheManager::OutputKey(std::ostream& fout, std::string const& key)
{
// support : in key name by double quoting
const char* q =
- (key.find(':') != std::string::npos || key.find("//") == 0) ? "\"" : "";
+ (key.find(':') != std::string::npos || cmHasLiteralPrefix(key, "//"))
+ ? "\""
+ : "";
fout << q << key << q;
}