[polly] r271535 - [NFC] Avoid unnecessary comparison for min/max expressions

[Johannes Doerfert via llvm-commits]

Author: jdoerfert
Date: Thu Jun  2 11:58:12 2016
New Revision: 271535

URL: http://llvm.org/viewvc/llvm-project?rev=271535&view=rev
Log:
[NFC] Avoid unnecessary comparison for min/max expressions

Modified:
    polly/trunk/lib/CodeGen/IslExprBuilder.cpp

Modified: polly/trunk/lib/CodeGen/IslExprBuilder.cpp
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/lib/CodeGen/IslExprBuilder.cpp?rev=271535&r1=271534&r2=271535&view=diff
==============================================================================
--- polly/trunk/lib/CodeGen/IslExprBuilder.cpp (original)
+++ polly/trunk/lib/CodeGen/IslExprBuilder.cpp Thu Jun  2 11:58:12 2016
@@ -186,7 +186,7 @@ Value *IslExprBuilder::createOpNAry(__is
   auto Pred = IsMax ? CmpInst::ICMP_SGT : CmpInst::ICMP_SLT;
   auto *V = create(isl_ast_expr_get_op_arg(Expr, 0));
 
-  for (int i = 0; i < isl_ast_expr_get_op_n_arg(Expr); ++i) {
+  for (int i = 1; i < isl_ast_expr_get_op_n_arg(Expr); ++i) {
     auto *OpV = create(isl_ast_expr_get_op_arg(Expr, i));
     unifyTypes(V, OpV);
     V = Builder.CreateSelect(Builder.CreateICmp(Pred, V, OpV), V, OpV);