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assert(0) -> LLVM_UNREACHABLE.

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Make llvm_unreachable take an optional string, thus moving the cerr<< out of
line.
LLVM_UNREACHABLE is now a simple wrapper that makes the message go away for
NDEBUG builds.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@75379 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Torok Edwin
2009-07-11 20:10:48 +00:00
parent d51ffcf303
commit c25e7581b9
153 changed files with 695 additions and 610 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
lib/Transforms/IPO/GlobalOpt.cpp
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@ -28,6 +28,7 @@
#include "llvm/Support/CallSite.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/GetElementPtrTypeIterator.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/ADT/DenseMap.h"
@ -882,7 +883,7 @@ static GlobalVariable *OptimizeGlobalAddressOfMalloc(GlobalVariable *GV,
Value *LV = new LoadInst(InitBool, InitBool->getName()+".val", CI);
InitBoolUsed = true;
switch (CI->getPredicate()) {
default: assert(0 && "Unknown ICmp Predicate!");
default: LLVM_UNREACHABLE("Unknown ICmp Predicate!");
case ICmpInst::ICMP_ULT:
case ICmpInst::ICMP_SLT:
LV = Context->getConstantIntFalse(); // X < null -> always false
@ -1163,7 +1164,7 @@ static Value *GetHeapSROAValue(Value *V, unsigned FieldNo,
PN->getName()+".f"+utostr(FieldNo), PN);
PHIsToRewrite.push_back(std::make_pair(PN, FieldNo));
} else {
assert(0 && "Unknown usable value");
LLVM_UNREACHABLE("Unknown usable value");
Result = 0;
}
@ -2056,7 +2057,7 @@ static Constant *EvaluateStoreInto(Constant *Init, Constant *Val,
for (unsigned i = 0, e = STy->getNumElements(); i != e; ++i)
Elts.push_back(Context->getUndef(STy->getElementType(i)));
} else {
assert(0 && "This code is out of sync with "
LLVM_UNREACHABLE("This code is out of sync with "
" ConstantFoldLoadThroughGEPConstantExpr");
}
@ -2084,7 +2085,7 @@ static Constant *EvaluateStoreInto(Constant *Init, Constant *Val,
Constant *Elt = Context->getUndef(ATy->getElementType());
Elts.assign(ATy->getNumElements(), Elt);
} else {
assert(0 && "This code is out of sync with "
LLVM_UNREACHABLE("This code is out of sync with "
" ConstantFoldLoadThroughGEPConstantExpr");
}