From 8311befb6968a581a3abdce1e13b5d63922662f7 Mon Sep 17 00:00:00 2001 From: Brian Gaeke Date: Tue, 16 Nov 2004 06:52:35 +0000 Subject: [PATCH] Give a better message for a common assertion failure. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17887 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/LiveInterval.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lib/CodeGen/LiveInterval.cpp b/lib/CodeGen/LiveInterval.cpp index 174b4830d01..8306116b1a8 100644 --- a/lib/CodeGen/LiveInterval.cpp +++ b/lib/CodeGen/LiveInterval.cpp @@ -214,7 +214,8 @@ LiveInterval::addRangeFrom(LiveRange LR, Ranges::iterator From) { // Check to make sure that we are not overlapping two live ranges with // different ValId's. assert(B->end <= Start && - "Cannot overlap two LiveRanges with differing ValID's"); + "Cannot overlap two LiveRanges with differing ValID's" + " (did you def the same reg twice in a MachineInstr?)"); } }