[llvm] r203371 - [C++11] Fix break due to MSVC bug.
Ahmed Charles
ahmedcharles at gmail.com
Sat Mar 8 20:57:10 PST 2014
Author: ace2001ac
Date: Sat Mar 8 22:57:09 2014
New Revision: 203371
URL: http://llvm.org/viewvc/llvm-project?rev=203371&view=rev
Log:
[C++11] Fix break due to MSVC bug.
MSVC (2012, 2013, 2013 Nov CTP) fail on the following code:
int main() {
int arr[] = {1, 2};
for (int i : arr)
do {} while (0);
}
The fix is to put {} around the for loop. I've reported this to the MSVC
team.
Modified:
llvm/trunk/lib/IR/Verifier.cpp
Modified: llvm/trunk/lib/IR/Verifier.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/IR/Verifier.cpp?rev=203371&r1=203370&r2=203371&view=diff
==============================================================================
--- llvm/trunk/lib/IR/Verifier.cpp (original)
+++ llvm/trunk/lib/IR/Verifier.cpp Sat Mar 8 22:57:09 2014
@@ -1974,9 +1974,10 @@ void Verifier::visitInstruction(Instruct
Assert1(BB, "Instruction not embedded in basic block!", &I);
if (!isa<PHINode>(I)) { // Check that non-phi nodes are not self referential
- for (User *U : I.users())
+ for (User *U : I.users()) {
Assert1(U != (User*)&I || !DT.isReachableFromEntry(BB),
"Only PHI nodes may reference their own value!", &I);
+ }
}
// Check that void typed values don't have names
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