================
@@ -846,6 +859,31 @@ void Parser::HandlePragmaFEnvRound() {
Actions.ActOnPragmaFEnvRound(PragmaLoc, RM);
}
+void Parser::HandlePragmaCXLimitedRange() {
+ assert(Tok.is(tok::annot_pragma_cx_limited_range));
+ tok::OnOffSwitch OOS = static_cast<tok::OnOffSwitch>(
+ reinterpret_cast<uintptr_t>(Tok.getAnnotationValue()));
+
+ bool IsEnabled;
+ switch (OOS) {
+ case tok::OOS_ON:
+ IsEnabled = true;
+ break;
+ case tok::OOS_OFF:
+ IsEnabled = false;
+ break;
+ case tok::OOS_DEFAULT:
+ // According to ISO C99 standard chapter 7.3.4, the default value
+ // for the pragma is ``off'. In GCC, the option -fcx-limited-range
+ // controls the default setting of the pragma.
----------------
jcranmer-intel wrote:
GCC doesn't support these pragmas at all, but I believe it's reasonable to say
that `-fcx-limited-range` and `-fcx-fortran-rules` controls the default value
of these pragmas.
https://github.com/llvm/llvm-project/pull/68820
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