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Merge TempDir and system_temp_directory.
[oota-llvm.git]
/
lib
/
Support
/
Regex.cpp
diff --git
a/lib/Support/Regex.cpp
b/lib/Support/Regex.cpp
index eb94745d9e36644279398c8a208d755fb85ca63c..f7fe1e4c7925d635f82e7fa6fb4c016fb233550f 100644
(file)
--- a/
lib/Support/Regex.cpp
+++ b/
lib/Support/Regex.cpp
@@
-33,15
+33,17
@@
Regex::Regex(StringRef regex, unsigned Flags) {
}
Regex::~Regex() {
}
Regex::~Regex() {
- llvm_regfree(preg);
- delete preg;
+ if (preg) {
+ llvm_regfree(preg);
+ delete preg;
+ }
}
bool Regex::isValid(std::string &Error) {
if (!error)
return true;
}
bool Regex::isValid(std::string &Error) {
if (!error)
return true;
- size_t len = llvm_regerror(error, preg,
NULL
, 0);
+ size_t len = llvm_regerror(error, preg,
nullptr
, 0);
Error.resize(len - 1);
llvm_regerror(error, preg, &Error[0], len);
Error.resize(len - 1);
llvm_regerror(error, preg, &Error[0], len);