[clang] [llvm] [PowerPC][AIX] Support #pragma comment copyright for AIX (PR #178184)

[Wael Yehia via cfe-commits]

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@@ -1750,6 +1751,13 @@ PassBuilder::buildModuleOptimizationPipeline(OptimizationLevel Level,
           InlineContext{ThinOrFullLTOPhase::None, InlinePass::CGSCCInliner}));
     }
   }
+
+  // Lower !comment_string.loadtime metadata to a concrete TU-local string
+  // global and attach !implicit.ref to all defined functions. Running late
+  // ensures compiler-generated functions (e.g. from inlining, coroutines)
+  // are also anchored to the copyright string via .ref directives.
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w2yehia wrote:

this makes it sound like functions are dependent on the string; it's the other way around.
Maybe say something along "compiler-generated functions also references the copyright string"

https://github.com/llvm/llvm-project/pull/178184