fix crash when the malloc/free function is defined or is a declaration with 0 parameters.

this pass doesnt seem to be used, but still it's now a little more correct

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55873 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nuno Lopes 2008-09-06 17:44:06 +00:00
parent fec2c2bf5e
commit b9baf31679

View File

@ -51,8 +51,7 @@ bool IndMemRemPass::runOnModule(Module &M) {
//happen through intrinsics.
bool changed = false;
if (Function* F = M.getFunction("free")) {
assert(F->isDeclaration() && "free not external?");
if (!F->use_empty()) {
if (F->isDeclaration() && F->arg_size() == 1 && !F->use_empty()) {
Function* FN = Function::Create(F->getFunctionType(),
GlobalValue::LinkOnceLinkage,
"free_llvm_bounce", &M);
@ -66,8 +65,7 @@ bool IndMemRemPass::runOnModule(Module &M) {
}
}
if (Function* F = M.getFunction("malloc")) {
assert(F->isDeclaration() && "malloc not external?");
if (!F->use_empty()) {
if (F->isDeclaration() && F->arg_size() == 1 && !F->use_empty()) {
Function* FN = Function::Create(F->getFunctionType(),
GlobalValue::LinkOnceLinkage,
"malloc_llvm_bounce", &M);