[llvm] [LLVM][IR] Add location tracking to LLVM IR parser (PR #155797)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions h,cpp -- llvm/include/llvm/AsmParser/AsmParserContext.h llvm/lib/AsmParser/AsmParserContext.cpp llvm/include/llvm/AsmParser/LLLexer.h llvm/include/llvm/AsmParser/LLParser.h llvm/include/llvm/AsmParser/Parser.h llvm/include/llvm/IR/Value.h llvm/include/llvm/IRReader/IRReader.h llvm/lib/AsmParser/LLLexer.cpp llvm/lib/AsmParser/LLParser.cpp llvm/lib/AsmParser/Parser.cpp llvm/lib/IRReader/IRReader.cpp llvm/unittests/AsmParser/AsmParserTest.cpp
``````````

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in a stack if you are using a stacked PR workflow. You can limit the results by
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/include/llvm/AsmParser/AsmParserContext.h b/llvm/include/llvm/AsmParser/AsmParserContext.h
index bc4d93ef7..78ea32ac7 100644
--- a/llvm/include/llvm/AsmParser/AsmParserContext.h
+++ b/llvm/include/llvm/AsmParser/AsmParserContext.h
@@ -24,7 +24,7 @@ namespace llvm {
 /// When available, it can answer queries about what is at a given
 /// file location, as well as where in a file a given IR construct
 /// is.
-/// 
+///
 /// This information is optionally emitted by the LLParser while
 /// it reads LLVM textual IR.
 class AsmParserContext {
diff --git a/llvm/lib/AsmParser/LLLexer.cpp b/llvm/lib/AsmParser/LLLexer.cpp
index cd9d5b37d..be5b2b9bc 100644
--- a/llvm/lib/AsmParser/LLLexer.cpp
+++ b/llvm/lib/AsmParser/LLLexer.cpp
@@ -180,7 +180,7 @@ int LLLexer::getNextChar() {
   if (CurPtr == CurBuf.end())
     return EOF;
   // Increment line number if this is the first character after a newline
-  if (CurPtr > CurBuf.begin() && *(CurPtr-1) == '\n'){
+  if (CurPtr > CurBuf.begin() && *(CurPtr - 1) == '\n') {
     CurLineNum++;
     CurColNum = 0;
   } else

``````````

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https://github.com/llvm/llvm-project/pull/155797