[clang] [clang-tools-extra] [llvm] [LLVM][CLANG] Update signal-handling behavior to comply with POSIX (PR #169340)

[Xing Xue via llvm-commits]

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@@ -36,10 +36,13 @@ namespace llvm {
 class InitLLVM {
 public:
   LLVM_ABI InitLLVM(int &Argc, const char **&Argv,
-                    bool InstallPipeSignalExitHandler = true);
-  InitLLVM(int &Argc, char **&Argv, bool InstallPipeSignalExitHandler = true)
+                    bool InstallPipeSignalExitHandler = true,
+                    bool IsClandDriver = false);
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xingxue-ibm wrote:

Good catch, thanks!

https://github.com/llvm/llvm-project/pull/169340