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Fix a verifier bug.
author
Jakob Stoklund Olesen
<stoklund@2pi.dk>
Thu, 17 May 2012 18:32:40 +0000
(18:32 +0000)
committer
Jakob Stoklund Olesen
<stoklund@2pi.dk>
Thu, 17 May 2012 18:32:40 +0000
(18:32 +0000)
Make sure useless (def-only) intervals also get verified.
llvm-svn: 157000
llvm/lib/CodeGen/MachineVerifier.cpp
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diff --git
a/llvm/lib/CodeGen/MachineVerifier.cpp
b/llvm/lib/CodeGen/MachineVerifier.cpp
index
231c91b
..
a202750
100644
(file)
--- a/
llvm/lib/CodeGen/MachineVerifier.cpp
+++ b/
llvm/lib/CodeGen/MachineVerifier.cpp
@@
-1076,7
+1076,7
@@
void MachineVerifier::verifyLiveIntervals() {
const LiveInterval &LI = *LVI->second;
// Spilling and splitting may leave unused registers around. Skip them.
- if (MRI->
use
_empty(LI.reg))
+ if (MRI->
reg_nodbg
_empty(LI.reg))
continue;
// Physical registers have much weirdness going on, mostly from coalescing.