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-rw-r--r--common/compat.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/common/compat.h b/common/compat.h
index 7f848d2..5bcdfe2 100644
--- a/common/compat.h
+++ b/common/compat.h
@@ -51,6 +51,19 @@
#define GNUC_NULL_TERMINATED
#endif
+/* For detecting clang features */
+#ifndef __has_feature
+#define __has_feature(x) 0
+#endif
+
+#ifndef CLANG_ANALYZER_NORETURN
+#if __has_feature(attribute_analyzer_noreturn)
+#define CLANG_ANALYZER_NORETURN __attribute__((analyzer_noreturn))
+#else
+#define CLANG_ANALYZER_NORETURN
+#endif
+#endif
+
#ifndef HAVE_GETPROGNAME
const char * getprogname (void);
#endif