From 6a40b088e902faa7c474966758104347a3928ace Mon Sep 17 00:00:00 2001
From: Douglas Gregor <dgregor@apple.com>
Date: Thu, 8 Sep 2011 17:56:33 +0000
Subject: Look through SubstNonTypeTemplateParmExpr nodes in the various
 Expr::Ignore* methods that also look through implicit casts.

llvm-svn: 139303
---
 clang/lib/AST/Expr.cpp | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'clang/lib/AST/Expr.cpp')

diff --git a/clang/lib/AST/Expr.cpp b/clang/lib/AST/Expr.cpp
index 26ff6f3b7d5..a3df189a613 100644
--- a/clang/lib/AST/Expr.cpp
+++ b/clang/lib/AST/Expr.cpp
@@ -2042,7 +2042,11 @@ Expr *Expr::IgnoreParenCasts() {
       E = Materialize->GetTemporaryExpr();
       continue;
     }
-      
+    if (SubstNonTypeTemplateParmExpr *NTTP
+                                  = dyn_cast<SubstNonTypeTemplateParmExpr>(E)) {
+      E = NTTP->getReplacement();
+      continue;
+    }      
     return E;
   }
 }
@@ -2076,6 +2080,10 @@ Expr *Expr::IgnoreParenLValueCasts() {
                                       = dyn_cast<MaterializeTemporaryExpr>(E)) {
       E = Materialize->GetTemporaryExpr();
       continue;
+    } else if (SubstNonTypeTemplateParmExpr *NTTP
+                                  = dyn_cast<SubstNonTypeTemplateParmExpr>(E)) {
+      E = NTTP->getReplacement();
+      continue;
     }
     break;
   }
@@ -2110,6 +2118,11 @@ Expr *Expr::IgnoreParenImpCasts() {
       E = Materialize->GetTemporaryExpr();
       continue;
     }
+    if (SubstNonTypeTemplateParmExpr *NTTP
+                                  = dyn_cast<SubstNonTypeTemplateParmExpr>(E)) {
+      E = NTTP->getReplacement();
+      continue;
+    }
     return E;
   }
 }
@@ -2167,6 +2180,12 @@ Expr *Expr::IgnoreParenNoopCasts(ASTContext &Ctx) {
       }
     }
 
+    if (SubstNonTypeTemplateParmExpr *NTTP
+                                  = dyn_cast<SubstNonTypeTemplateParmExpr>(E)) {
+      E = NTTP->getReplacement();
+      continue;
+    }
+    
     return E;
   }
 }
-- 
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