Add some assertions.
Fixes segfaults in some corner cases.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69494 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/LLVMCConfigurationEmitter.cpp b/utils/TableGen/LLVMCConfigurationEmitter.cpp
index bb4321c..834fb9c 100644
--- a/utils/TableGen/LLVMCConfigurationEmitter.cpp
+++ b/utils/TableGen/LLVMCConfigurationEmitter.cpp
@@ -1284,6 +1284,7 @@
StrVector::const_iterator I = StrVec.begin(), E = StrVec.end();
// If there is a hook invocation on the place of the first command, skip it.
+ assert(!StrVec[0].empty());
if (StrVec[0][0] == '$') {
while (I != E && (*I)[0] != ')' )
++I;
@@ -1297,7 +1298,7 @@
for (; I != E; ++I) {
const std::string& cmd = *I;
- // std::cerr << cmd;
+ assert(!cmd.empty());
O << IndentLevel;
if (cmd.at(0) == '$') {
if (cmd == "$INFILE") {