Remove the misbegotten --save-explain-info feature.

1 files changed, 10 insertions, 18 deletions

diff --git a/src/engine/SCons/Node/__init__.py b/src/engine/SCons/Node/__init__.py
index be5e21c..0638375 100644
--- a/src/engine/SCons/Node/__init__.py
+++ b/src/engine/SCons/Node/__init__.py
@@ -76,9 +76,6 @@ implicit_deps_unchanged = 0
 # controls whether the cached implicit deps are ignored:
 implicit_deps_changed = 0
 
-# controls whether --debug=explain info is saved in Nodes:
-Save_Explain_Info = 1
-
 # A variable that can be set to an interface-specific function be called
 # to annotate a Node with information about its creation.
 def do_nothing(node): pass
@@ -546,24 +543,19 @@ class Node:
 
         sigs = sourcesigs + dependsigs + implicitsigs
 
-        has_builder = self.has_builder()
-        if has_builder:
+        if self.has_builder():
             executor = self.get_executor()
-            bactsig = calc.module.signature(executor)
-            sigs.append(bactsig)
-
-        if Save_Explain_Info or implicit_cache:
-            binfo.bsources = map(str, sources)
-            binfo.bdepends = map(str, depends)
-            binfo.bimplicit = map(str, implicit)
+            binfo.bact = executor.get_contents()
+            binfo.bactsig = calc.module.signature(executor)
+            sigs.append(binfo.bactsig)
 
-            binfo.bsourcesigs = sourcesigs
-            binfo.bdependsigs = dependsigs
-            binfo.bimplicitsigs = implicitsigs
+        binfo.bsources = map(str, sources)
+        binfo.bdepends = map(str, depends)
+        binfo.bimplicit = map(str, implicit)
 
-            if has_builder:
-                binfo.bact = executor.get_contents()
-                binfo.bactsig = bactsig
+        binfo.bsourcesigs = sourcesigs
+        binfo.bdependsigs = dependsigs
+        binfo.bimplicitsigs = implicitsigs
 
         binfo.bsig = calc.module.collect(filter(None, sigs))