PR5207: Change APInt methods trunc(), sext(), zext(), sextOrTrunc() and
zextOrTrunc(), and APSInt methods extend(), extOrTrunc() and new method
trunc(), to be const and to return a new value instead of modifying the
object in place.
llvm-svn: 121121
diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp
index 88512af..2924c7b 100644
--- a/clang/lib/Sema/SemaDecl.cpp
+++ b/clang/lib/Sema/SemaDecl.cpp
@@ -7355,7 +7355,7 @@
// There is no integral type larger enough to represent this
// value. Complain, then allow the value to wrap around.
EnumVal = LastEnumConst->getInitVal();
- EnumVal.zext(EnumVal.getBitWidth() * 2);
+ EnumVal = EnumVal.zext(EnumVal.getBitWidth() * 2);
++EnumVal;
if (Enum->isFixed())
// When the underlying type is fixed, this is ill-formed.
@@ -7374,7 +7374,7 @@
// value, then increment.
EnumVal = LastEnumConst->getInitVal();
EnumVal.setIsSigned(EltTy->isSignedIntegerType());
- EnumVal.zextOrTrunc(Context.getIntWidth(EltTy));
+ EnumVal = EnumVal.zextOrTrunc(Context.getIntWidth(EltTy));
++EnumVal;
// If we're not in C++, diagnose the overflow of enumerator values,
@@ -7396,7 +7396,7 @@
if (!EltTy->isDependentType()) {
// Make the enumerator value match the signedness and size of the
// enumerator's type.
- EnumVal.zextOrTrunc(Context.getIntWidth(EltTy));
+ EnumVal = EnumVal.zextOrTrunc(Context.getIntWidth(EltTy));
EnumVal.setIsSigned(EltTy->isSignedIntegerType());
}
@@ -7659,7 +7659,7 @@
}
// Adjust the APSInt value.
- InitVal.extOrTrunc(NewWidth);
+ InitVal = InitVal.extOrTrunc(NewWidth);
InitVal.setIsSigned(NewSign);
ECD->setInitVal(InitVal);