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[FIX] Ensure wrapping checks for unary expressions

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llvm-svn: 271512
This commit is contained in:
Johannes Doerfert 2016-06-02 11:08:43 +00:00
parent 5210da5897
commit a91c85a5b9
1 changed files with 1 additions and 1 deletions
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polly/lib/CodeGen/IslExprBuilder.cpp
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@ -162,7 +162,7 @@ Value *IslExprBuilder::createOpUnary(__isl_take isl_ast_expr *Expr) {
V = Builder.CreateSExt(V, MaxType);
isl_ast_expr_free(Expr);
return Builder.CreateNSWNeg(V);
return createSub(ConstantInt::getNullValue(MaxType), V);
}
Value *IslExprBuilder::createOpNAry(__isl_take isl_ast_expr *Expr) {