summaryrefslogtreecommitdiff
path: root/lib/VMCore
diff options
context:
space:
mode:
Diffstat (limited to 'lib/VMCore')
-rw-r--r--lib/VMCore/ConstantFold.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/VMCore/ConstantFold.cpp b/lib/VMCore/ConstantFold.cpp
index af8a1aadfe..c7accb3686 100644
--- a/lib/VMCore/ConstantFold.cpp
+++ b/lib/VMCore/ConstantFold.cpp
@@ -1375,7 +1375,7 @@ Constant *llvm::ConstantFoldCompareInstruction(unsigned short pred,
}
if (C1->getType()->isFloatingPoint()) {
- int Result = -1;
+ int Result = -1; // -1 = unknown, 0 = known false, 1 = known true.
switch (evaluateFCmpRelation(C1, C2)) {
default: assert(0 && "Unknown relation!");
case FCmpInst::FCMP_UNO: