maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[sanitizer-coverage] relax an assertion 

llvm-svn: 309644
This commit is contained in:
Kostya Serebryany 2017-08-01 00:44:05 +00:00
parent 05a04cbedd
commit a1f12ba17e
1 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
llvm/lib/Transforms/Instrumentation/SanitizerCoverage.cpp
View File

@ -499,12 +499,13 @@ void SanitizerCoverageModule::CreatePCArray(Function &F,
ArrayRef<BasicBlock *> AllBlocks) {
size_t N = AllBlocks.size();
assert(N);
assert(&F.getEntryBlock() == AllBlocks[0]);
SmallVector<Constant *, 16> PCs;
IRBuilder<> IRB(&*F.getEntryBlock().getFirstInsertionPt());
PCs.push_back((Constant *)IRB.CreatePointerCast(&F, Int8PtrTy));
for (size_t i = 1; i < N; i++)
PCs.push_back(BlockAddress::get(AllBlocks[i]));
for (size_t i = 0; i < N; i++)
if (&F.getEntryBlock() == AllBlocks[i])
PCs.push_back((Constant *)IRB.CreatePointerCast(&F, Int8PtrTy));
else
PCs.push_back(BlockAddress::get(AllBlocks[i]));
FunctionPCsArray =
CreateFunctionLocalArrayInSection(N, F, Int8PtrTy, SanCovPCsSectionName);
FunctionPCsArray->setInitializer(