Changes in directory llvm/lib/Transforms/Scalar:
InstructionCombining.cpp updated: 1.473 -> 1.474
---
Log message:
Fix Transforms/InstCombine/2006-05-04-DemandedBitCrash.ll
---
Diffs of the changes: (+4 -0)
InstructionCombining.cpp | 4 ++++
1 files changed, 4 insertions(+)
Index: llvm/lib/Transforms/Scalar/InstructionCombining.cpp
diff -u llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.473
llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.474
--- llvm/lib/Transforms/Scalar/InstructionCombining.cpp:1.473 Fri Apr 28
17:21:41 2006
+++ llvm/lib/Transforms/Scalar/InstructionCombining.cpp Thu May 4 12:33:35 2006
@@ -456,6 +456,8 @@
Instruction *I = dyn_cast<Instruction>(V);
if (!I) return;
+ Mask &= V->getType()->getIntegralTypeMask();
+
switch (I->getOpcode()) {
case Instruction::And:
// If either the LHS or the RHS are Zero, the result is zero.
@@ -713,6 +715,8 @@
Instruction *I = dyn_cast<Instruction>(V);
if (!I) return false; // Only analyze instructions.
+ DemandedMask &= V->getType()->getIntegralTypeMask();
+
uint64_t KnownZero2, KnownOne2;
switch (I->getOpcode()) {
default: break;
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