6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-05-13 01:15:32 +00:00
Code Issues Projects Releases Wiki Activity

Do not forget llvm.dbg.declare's first argument while removing debugging information.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59688 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2008-11-20 01:20:42 +00:00
parent ce5ac1606f
commit f23de86fa3
1 changed files with 12 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
lib/Transforms/IPO/StripSymbols.cpp
View File

@ -99,7 +99,8 @@ static void RemoveDeadConstant(Constant *C) {
GV->eraseFromParent(); GV->eraseFromParent();
} }
else if (!isa<Function>(C)) else if (!isa<Function>(C))
C->destroyConstant(); if (isa<CompositeType>(C->getType()))
C->destroyConstant();
// If the constant referenced anything, see if we can delete it as well. // If the constant referenced anything, see if we can delete it as well.
for (SmallPtrSet<Constant *, 4>::iterator OI = Operands.begin(), for (SmallPtrSet<Constant *, 4>::iterator OI = Operands.begin(),
@ -245,11 +246,18 @@ bool StripDebugInfo(Module &M) {
if (Declare) { if (Declare) {
while (!Declare->use_empty()) { while (!Declare->use_empty()) {
CallInst *CI = cast<CallInst>(Declare->use_back()); CallInst *CI = cast<CallInst>(Declare->use_back());
Value *Arg = CI->getOperand(2); Value *Arg1 = CI->getOperand(1);
Value *Arg2 = CI->getOperand(2);
assert(CI->use_empty() && "llvm.dbg intrinsic should have void result"); assert(CI->use_empty() && "llvm.dbg intrinsic should have void result");
CI->eraseFromParent(); CI->eraseFromParent();
if (Arg->use_empty()) if (Arg1->use_empty()) {
if (Constant *C = dyn_cast<Constant>(Arg)) if (Constant *C = dyn_cast<Constant>(Arg1))
DeadConstants.push_back(C);
if (Instruction *I = dyn_cast<Instruction>(Arg1))
I->eraseFromParent();
}
if (Arg2->use_empty())
if (Constant *C = dyn_cast<Constant>(Arg2))
DeadConstants.push_back(C); DeadConstants.push_back(C);
} }
Declare->eraseFromParent(); Declare->eraseFromParent();