================
Comment at: lib/Basic/Targets.cpp:5679
@@ +5678,3 @@
+ bool isNan2008() const override {
+ return IsNan2008 || isNaN2008Default();
+ }
----------------
vradosavljevic wrote:
> dsanders wrote:
> > This isn't quite right. It should just be IsNan2008 since IsNan2008 is
> > initialized with the result of isNaN2008Default().
> When you generating code for mips32r6/mips64r6 with option -mnan=legacy,
> IsNan2008 will be set to false.
> In function handleTargetFeatures there are lines that change that.
> else if (*it == "-nan2008")
> IsNan2008 = false;
> Because of that, I use the result of isNaN2008Default().
We should not allow that case. Clang should (at least) issue a warning if
"-mnan=legacy" is passed for the revisions that do not support the NaN legacy
encoding.
http://reviews.llvm.org/D7882
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