[clang] [PGO] Add a clang option -fprofile-continuous that enables PGO continuous mode (PR #124353)

[Wael Yehia via cfe-commits]

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@@ -133,6 +133,16 @@ std::string getDefaultProfileGenName() {
              : "default_%m.profraw";
 }
 
+// Path and name of file used for profile generation
+std::string getProfileGenName(const CodeGenOptions &CodeGenOpts) {
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w2yehia wrote:

sure. FYI I was following the style used by getDefaultProfileGenName above

https://github.com/llvm/llvm-project/pull/124353