Enable __float128 for mingw for GCC compatibility and define __SIZEOF_FLOAT128__ on x86
GCC defines __FLOAT128__ on Power and __SIZEOF_FLOAT128__ on x86. We're
just following the inconsistency for now so users have some way to test.
Effectively merges this patch as requested by Martell Malone:
https://github.com/Alexpux/MINGW-packages/blob/master/mingw-w64-clang/0107-enable-__float128-for-X86-MinGW.patch
llvm-svn: 304012
diff --git a/clang/lib/Basic/Targets.cpp b/clang/lib/Basic/Targets.cpp
index b350338..636be1f 100644
--- a/clang/lib/Basic/Targets.cpp
+++ b/clang/lib/Basic/Targets.cpp
@@ -4644,7 +4644,9 @@
class MinGWX86_32TargetInfo : public WindowsX86_32TargetInfo {
public:
MinGWX86_32TargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
- : WindowsX86_32TargetInfo(Triple, Opts) {}
+ : WindowsX86_32TargetInfo(Triple, Opts) {
+ HasFloat128 = true;
+ }
void getTargetDefines(const LangOptions &Opts,
MacroBuilder &Builder) const override {
WindowsX86_32TargetInfo::getTargetDefines(Opts, Builder);
@@ -4936,6 +4938,7 @@
// with x86 FP ops. Weird.
LongDoubleWidth = LongDoubleAlign = 128;
LongDoubleFormat = &llvm::APFloat::x87DoubleExtended();
+ HasFloat128 = true;
}
void getTargetDefines(const LangOptions &Opts,