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-rw-r--r--src/engine/SCons/Script/Main.py2
-rw-r--r--src/engine/SCons/Script/SConsOptions.py2
2 files changed, 3 insertions, 1 deletions
diff --git a/src/engine/SCons/Script/Main.py b/src/engine/SCons/Script/Main.py
index 0513e41..0e029b5 100644
--- a/src/engine/SCons/Script/Main.py
+++ b/src/engine/SCons/Script/Main.py
@@ -656,6 +656,8 @@ def _set_debug_values(options):
options.tree_printers.append(TreePrinter())
if "prepare" in debug_values:
SCons.Taskmaster.print_prepare = 1
+ if "duplicate" in debug_values:
+ SCons.Node.FS.print_duplicate = 1
def _create_path(plist):
path = '.'
diff --git a/src/engine/SCons/Script/SConsOptions.py b/src/engine/SCons/Script/SConsOptions.py
index fc5f08d..3066c65 100644
--- a/src/engine/SCons/Script/SConsOptions.py
+++ b/src/engine/SCons/Script/SConsOptions.py
@@ -596,7 +596,7 @@ def Parser(version):
"tree" : '; please use --tree=all instead',
}
- debug_options = ["count", "explain", "findlibs",
+ debug_options = ["count", "duplicate", "explain", "findlibs",
"includes", "memoizer", "memory", "objects",
"pdb", "prepare", "presub", "stacktrace",
"time"] + list(deprecated_debug_options.keys())