Define __LONG_DOUBLE_128__

Author: koachan

clang/lib/Basic/Targets/Sparc.cpp

@@ -165,6 +165,7 @@ void SparcV8TargetInfo::getTargetDefines(const LangOptions &Opts,
     Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4");
     Builder.defineMacro("__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8");
   }
+  Builder.defineMacro("__LONG_DOUBLE_128__");
 }
 
 void SparcV9TargetInfo::getTargetDefines(const LangOptions &Opts,

clang/test/Preprocessor/predefined-arch-macros.c

@@ -4210,6 +4210,11 @@
 // CHECK_SPARC-NOT: #define __sparcv9 1
 // CHECK_SPARC-NOT: #define __sparcv9__ 1
 
+// RUN: %clang -E -dM %s -o - 2>&1 \
+// RUN:     -target sparc-unknown-linux \
+// RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_SPARC_LDBL
+// CHECK_SPARC_LDBL: #define __LONG_DOUBLE_128__ 1
+
 // RUN: %clang -mcpu=v9 -E -dM %s -o - 2>&1 \
 // RUN:     -target sparc-unknown-linux \
 // RUN:   | FileCheck -match-full-lines %s -check-prefix=CHECK_SPARC-V9