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-rw-r--r--Source/cmLocalGenerator.cxx2
1 files changed, 1 insertions, 1 deletions
diff --git a/Source/cmLocalGenerator.cxx b/Source/cmLocalGenerator.cxx
index c1c80a0..c38bedd 100644
--- a/Source/cmLocalGenerator.cxx
+++ b/Source/cmLocalGenerator.cxx
@@ -1232,7 +1232,7 @@ const char* cmLocalGenerator::GetIncludeFlags(const char* lang)
}
std::string flags = includeFlags.str();
// remove trailing separators
- if((sep[0] != ' ') && flags[flags.size()-1] == sep[0])
+ if((sep[0] != ' ') && flags.size()>0 && flags[flags.size()-1] == sep[0])
{
flags[flags.size()-1] = ' ';
}