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| author | Zahira Ammarguellat <zahira.ammarguellat@intel.com> | 2024-01-22 11:38:30 -0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-01-22 14:38:30 -0500 |
| commit | 1e2a4ccb6237b6db9db7dc3fd11a94410ec9b0df (patch) | |
| tree | ff5165df69305afc3df13fc1a3154d115386e5e9 /clang/lib/Lex/Preprocessor.cpp | |
| parent | 0dd72eb269dd485b98afba2c58a1d747db53dcad (diff) | |
| download | llvm-1e2a4ccb6237b6db9db7dc3fd11a94410ec9b0df.zip llvm-1e2a4ccb6237b6db9db7dc3fd11a94410ec9b0df.tar.gz llvm-1e2a4ccb6237b6db9db7dc3fd11a94410ec9b0df.tar.bz2 | |
[CLANG] Add warning when INF or NAN are used in a binary operation or as function argument in fast math mode. (#76873)
Check for operations using INF or NaN when in ffast-math mode and
generate a warning.
Diffstat (limited to 'clang/lib/Lex/Preprocessor.cpp')
| -rw-r--r-- | clang/lib/Lex/Preprocessor.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/clang/lib/Lex/Preprocessor.cpp b/clang/lib/Lex/Preprocessor.cpp index 64f54c6..7fdb5d4c 100644 --- a/clang/lib/Lex/Preprocessor.cpp +++ b/clang/lib/Lex/Preprocessor.cpp @@ -1457,6 +1457,11 @@ void Preprocessor::emitRestrictExpansionWarning(const Token &Identifier) const { Diag(Info.Location, diag::note_pp_macro_annotation) << 1; } +void Preprocessor::emitRestrictInfNaNWarning(const Token &Identifier, + unsigned DiagSelection) const { + Diag(Identifier, diag::warn_fp_nan_inf_when_disabled) << DiagSelection << 1; +} + void Preprocessor::emitFinalMacroWarning(const Token &Identifier, bool IsUndef) const { const MacroAnnotations &A = |