Better test for availability of __gnu_cxx::stdio_filebuf.
If this doesn't work, I'll write a configure test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52213 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Bitcode/Writer/BitWriter.cpp b/lib/Bitcode/Writer/BitWriter.cpp
index 1aac500..8834964 100644
--- a/lib/Bitcode/Writer/BitWriter.cpp
+++ b/lib/Bitcode/Writer/BitWriter.cpp
@@ -28,7 +28,7 @@
return 0;
}
-#ifdef __GNUC__
+#if defined(__GNUC__) && (__GNUC__ > 3 || __GNUC__ == 3 && __GNUC_MINOR >= 4)
#include <ext/stdio_filebuf.h>
// FIXME: Control this with configure? Provide some portable abstraction in
@@ -49,4 +49,10 @@
return 0;
}
+#else
+
+int LLVMWriteBitcodeToFileHandle(LLVMModuleRef M, int FileHandle) {
+ return -1; // Not supported.
+}
+
#endif