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-rw-r--r--lib/VMCore/Instructions.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/VMCore/Instructions.cpp b/lib/VMCore/Instructions.cpp
index 57b7f3f3d6..e03cc82758 100644
--- a/lib/VMCore/Instructions.cpp
+++ b/lib/VMCore/Instructions.cpp
@@ -891,6 +891,8 @@ AllocaInst::~AllocaInst() {
void AllocaInst::setAlignment(unsigned Align) {
assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
+ assert(Align <= MaximumAlignment &&
+ "Alignment is greater than MaximumAlignment!");
setInstructionSubclassData(Log2_32(Align) + 1);
assert(getAlignment() == Align && "Alignment representation error!");
}
@@ -1026,8 +1028,11 @@ LoadInst::LoadInst(Value *Ptr, const char *Name, bool isVolatile,
void LoadInst::setAlignment(unsigned Align) {
assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
+ assert(Align <= MaximumAlignment &&
+ "Alignment is greater than MaximumAlignment!");
setInstructionSubclassData((getSubclassDataFromInstruction() & 1) |
((Log2_32(Align)+1)<<1));
+ assert(getAlignment() == Align && "Alignment representation error!");
}
//===----------------------------------------------------------------------===//
@@ -1122,8 +1127,11 @@ StoreInst::StoreInst(Value *val, Value *addr, bool isVolatile,
void StoreInst::setAlignment(unsigned Align) {
assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
+ assert(Align <= MaximumAlignment &&
+ "Alignment is greater than MaximumAlignment!");
setInstructionSubclassData((getSubclassDataFromInstruction() & 1) |
((Log2_32(Align)+1) << 1));
+ assert(getAlignment() == Align && "Alignment representation error!");
}
//===----------------------------------------------------------------------===//