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Fix -strip-debug-declare to work when there are

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llvm.global.variable's but no llvm.declare's.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@66977 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2009-03-13 22:59:47 +00:00
parent fc0b80d974
commit 4425240dbc
1 changed files with 17 additions and 19 deletions
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6
lib/Transforms/IPO/StripSymbols.cpp
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@ -368,12 +368,9 @@ bool StripNonDebugSymbols::runOnModule(Module &M) {
bool StripDebugDeclare::runOnModule(Module &M) { bool StripDebugDeclare::runOnModule(Module &M) {
Function *Declare = M.getFunction("llvm.dbg.declare"); Function *Declare = M.getFunction("llvm.dbg.declare");
if (!Declare)
return false;
std::vector<Constant*> DeadConstants; std::vector<Constant*> DeadConstants;
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 *Arg1 = CI->getOperand(1); Value *Arg1 = CI->getOperand(1);
@ -391,6 +388,7 @@ bool StripDebugDeclare::runOnModule(Module &M) {
DeadConstants.push_back(C); DeadConstants.push_back(C);
} }
Declare->eraseFromParent(); Declare->eraseFromParent();
}
// Delete all llvm.dbg.global_variables. // Delete all llvm.dbg.global_variables.
for (Module::global_iterator I = M.global_begin(), E = M.global_end(); for (Module::global_iterator I = M.global_begin(), E = M.global_end();