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-rw-r--r--include/llvm/Support/Debug.h16
1 files changed, 6 insertions, 10 deletions
diff --git a/include/llvm/Support/Debug.h b/include/llvm/Support/Debug.h
index 2702408..e93e6ca 100644
--- a/include/llvm/Support/Debug.h
+++ b/include/llvm/Support/Debug.h
@@ -13,10 +13,12 @@
//
// In particular, just wrap your code with the DEBUG() macro, and it will be
// enabled automatically if you specify '-debug' on the command-line.
-// Alternatively, you can also use the SET_DEBUG_TYPE("foo") macro to specify
-// that your debug code belongs to class "foo". Then, on the command line, you
-// can specify '-debug-only=foo' to enable JUST the debug information for the
-// foo class.
+// Alternatively, you can also define the DEBUG_TYPE macro to "foo" specify
+// that your debug code belongs to class "foo". Be careful that you only do
+// this after including Debug.h and not around any #include of headers. Headers
+// should define and undef the macro acround the code that needs to use the
+// DEBUG() macro. Then, on the command line, you can specify '-debug-only=foo'
+// to enable JUST the debug information for the foo class.
//
// When compiling without assertions, the -debug-* options and all code in
// DEBUG() statements disappears, so it does not affect the runtime of the code.
@@ -30,12 +32,6 @@
namespace llvm {
-/// DEBUG_TYPE macro - Files can specify a DEBUG_TYPE as a string, which causes
-/// all of their DEBUG statements to be activatable with -debug-only=thatstring.
-#ifndef DEBUG_TYPE
-#define DEBUG_TYPE ""
-#endif
-
#ifndef NDEBUG
/// DebugFlag - This boolean is set to true if the '-debug' command line option
/// is specified. This should probably not be referenced directly, instead, use