[clang] [clang] Detect int-to-float narrowing when the back-conversion is unspecified (PR #157174)

[Yanzuo Liu via cfe-commits]

================
@@ -412,10 +412,12 @@ NarrowingKind 
StandardConversionSequence::getNarrowingKind(
         // And back.
         llvm::APSInt ConvertedValue = *IntConstantValue;
         bool ignored;
-        Result.convertToInteger(ConvertedValue,
-                                llvm::APFloat::rmTowardZero, &ignored);
-        // If the resulting value is different, this was a narrowing 
conversion.
-        if (*IntConstantValue != ConvertedValue) {
+        llvm::APFloat::opStatus fs = Result.convertToInteger(
----------------
zwuis wrote:

Use camel case. See 
<https://llvm.org/docs/CodingStandards.html#name-types-functions-variables-and-enumerators-properly>.

https://github.com/llvm/llvm-project/pull/157174
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