Upgrade frontend & libs to v2.112

CMakeLists.txt

@@ -121,9 +121,9 @@ include(GetLinuxDistribution)
 #
 
 # Version information
-set(LDC_VERSION "1.41.0") # May be overridden by git hash tag
+set(LDC_VERSION "1.42.0") # May be overridden by git hash tag
 set(DMDFE_MAJOR_VERSION   2)
-set(DMDFE_MINOR_VERSION   111)
+set(DMDFE_MINOR_VERSION   112)
 set(DMDFE_PATCH_VERSION   0)
 
 set(DMD_VERSION ${DMDFE_MAJOR_VERSION}.${DMDFE_MINOR_VERSION}.${DMDFE_PATCH_VERSION})

dmd/aggregate.d

@@ -187,8 +187,6 @@ extern (C++) abstract class AggregateDeclaration : ScopeDsymbol
         return fields.length - isNested() - (vthis2 !is null);
     }
 
-    abstract void finalizeSize();
-
     override final uinteger_t size(Loc loc)
     {
         //printf("+AggregateDeclaration::size() %s, scope = %p, sizeok = %d\n", toChars(), _scope, sizeok);

dmd/aggregate.h

@@ -120,7 +120,6 @@ class AggregateDeclaration : public ScopeDsymbol
     Sizeok sizeok;              // set when structsize contains valid data
 
     virtual Scope *newScope(Scope *sc);
-    virtual void finalizeSize() = 0;
     uinteger_t size(Loc loc) override final;
     Type *getType() override final;
     bool isDeprecated() const override final; // is aggregate deprecated?
@@ -174,7 +173,6 @@ class StructDeclaration : public AggregateDeclaration
     static StructDeclaration *create(Loc loc, Identifier *id, bool inObject);
     StructDeclaration *syntaxCopy(Dsymbol *s) override;
     const char *kind() const override;
-    void finalizeSize() override final;
     bool isPOD();
     bool zeroInit() const;          // !=0 if initialize with 0 fill
     bool zeroInit(bool v);
@@ -200,7 +198,7 @@ class StructDeclaration : public AggregateDeclaration
 
     unsigned numArgTypes() const;
     Type *argType(unsigned index);
-    bool hasRegularCtor(bool checkDisabled = false);
+    bool hasRegularCtor(bool ignoreDisabled = false);
 };
 
 class UnionDeclaration final : public StructDeclaration
@@ -293,13 +291,11 @@ class ClassDeclaration : public AggregateDeclaration
     virtual bool isBaseOf(ClassDeclaration *cd, int *poffset);
 
     bool isBaseInfoComplete();
-    void finalizeSize() override;
     bool hasMonitor();
     bool isCOMclass() const;
     virtual bool isCOMinterface() const;
     bool isCPPclass() const;
     virtual bool isCPPinterface() const;
-    bool isAbstract();
     virtual int vtblOffset() const;
     const char *kind() const override;
 

dmd/attrib.d

@@ -110,11 +110,6 @@ extern (C++) abstract class AttribDeclaration : Dsymbol
         return "attribute";
     }
 
-    override final bool hasPointers()
-    {
-        return this.include(null).foreachDsymbol( (s) { return s.hasPointers(); } ) != 0;
-    }
-
     /****************************************
      */
     override final void addObjcSymbols(ClassDeclarations* classes, ClassDeclarations* categories)

dmd/attrib.h

@@ -29,7 +29,6 @@ class AttribDeclaration : public Dsymbol
 public:
     Dsymbols *decl;     // array of Dsymbol's
     const char *kind() const override;
-    bool hasPointers() override final;
     void accept(Visitor *v) override { v->visit(this); }
 };
 

dmd/cli.d

@@ -664,8 +664,13 @@ dmd -cov -unittest myprog.d
         ),
         Option("nothrow",
             "assume no Exceptions will be thrown",
-            `Turns off generation of exception stack unwinding code, enables
-            more efficient code for RAII objects.`,
+            "Turns off generation of exception stack unwinding code, enables
+            more efficient code for RAII objects. Note: this doesn't change
+            function mangling, so it is possible to link `-nothrow` code with
+            code that throws Exceptions, which can result in undefined behavior
+            without any protection from the type system. Prefer the `nothrow`
+            function attribute for partial disabling of Exceptions instead,
+            and only use this flag to globally disable Exceptions.",
         ),
         Option("O",
             "optimize",

dmd/cond.d

@@ -24,7 +24,6 @@ import dmd.dscope;
 import dmd.dsymbol;
 import dmd.errors;
 import dmd.expression;
-import dmd.expressionsem : evalStaticCondition;
 import dmd.globals;
 import dmd.identifier;
 import dmd.location;
@@ -71,8 +70,6 @@ extern (C++) abstract class Condition : ASTNode
 
     abstract Condition syntaxCopy();
 
-    abstract int include(Scope* sc);
-
     inout(DebugCondition) isDebugCondition() inout
     {
         return null;
@@ -324,39 +321,6 @@ extern (C++) final class DebugCondition : DVCondition
         super(loc, mod, ident);
     }
 
-    override int include(Scope* sc)
-    {
-        //printf("DebugCondition::include() level = %d, debuglevel = %d\n", level, global.params.debuglevel);
-        if (inc != Include.notComputed)
-        {
-            return inc == Include.yes;
-        }
-        inc = Include.no;
-        bool definedInModule = false;
-        if (ident)
-        {
-            if (mod.debugids && findCondition(*mod.debugids, ident))
-            {
-                inc = Include.yes;
-                definedInModule = true;
-            }
-            else if (findCondition(global.debugids, ident))
-                inc = Include.yes;
-            else
-            {
-                if (!mod.debugidsNot)
-                    mod.debugidsNot = new Identifiers();
-                mod.debugidsNot.push(ident);
-            }
-        }
-        else if (global.params.debugEnabled)
-            inc = Include.yes;
-
-        if (!definedInModule)
-            printDepsConditional(sc, this, "depsDebug ");
-        return (inc == Include.yes);
-    }
-
     override inout(DebugCondition) isDebugCondition() inout
     {
         return this;
@@ -390,7 +354,7 @@ extern (C++) final class VersionCondition : DVCondition
      * Returns:
      *   `true` if it is reserved, `false` otherwise
      */
-    extern(D) private static bool isReserved(const(char)[] ident) @safe
+    extern(D) public static bool isReserved(const(char)[] ident) @safe
     {
         // This list doesn't include "D_*" versions, see the last return
         switch (ident)
@@ -599,41 +563,6 @@ extern (C++) final class VersionCondition : DVCondition
         super(loc, mod, ident);
     }
 
-    override int include(Scope* sc)
-    {
-        //printf("VersionCondition::include() level = %d, versionlevel = %d\n", level, global.params.versionlevel);
-        //if (ident) printf("\tident = '%s'\n", ident.toChars());
-        if (inc != Include.notComputed)
-        {
-            return inc == Include.yes;
-        }
-
-        inc = Include.no;
-        bool definedInModule = false;
-        if (ident)
-        {
-            if (mod.versionids && findCondition(*mod.versionids, ident))
-            {
-                inc = Include.yes;
-                definedInModule = true;
-            }
-            else if (findCondition(global.versionids, ident))
-                inc = Include.yes;
-            else
-            {
-                if (!mod.versionidsNot)
-                    mod.versionidsNot = new Identifiers();
-                mod.versionidsNot.push(ident);
-            }
-        }
-        if (!definedInModule &&
-            (!ident || (!isReserved(ident.toString()) && ident != Id._unittest && ident != Id._assert)))
-        {
-            printDepsConditional(sc, this, "depsVersion ");
-        }
-        return (inc == Include.yes);
-    }
-
     override inout(VersionCondition) isVersionCondition() inout
     {
         return this;
@@ -662,47 +591,6 @@ extern (C++) final class StaticIfCondition : Condition
         return new StaticIfCondition(loc, exp.syntaxCopy());
     }
 
-    override int include(Scope* sc)
-    {
-        // printf("StaticIfCondition::include(sc = %p) this=%p inc = %d\n", sc, this, inc);
-
-        int errorReturn()
-        {
-            if (!global.gag)
-                inc = Include.no; // so we don't see the error message again
-            return 0;
-        }
-
-        if (inc != Include.notComputed)
-        {
-            return inc == Include.yes;
-        }
-
-        if (!sc)
-        {
-            error(loc, "`static if` conditional cannot be at global scope");
-            inc = Include.no;
-            return 0;
-        }
-
-        import dmd.staticcond;
-        bool errors;
-
-        bool result = evalStaticCondition(sc, exp, exp, errors);
-
-        // Prevent repeated condition evaluation.
-        // See: fail_compilation/fail7815.d
-        if (inc != Include.notComputed)
-            return (inc == Include.yes);
-        if (errors)
-            return errorReturn();
-        if (result)
-            inc = Include.yes;
-        else
-            inc = Include.no;
-        return (inc == Include.yes);
-    }
-
     override void accept(Visitor v)
     {
         v.visit(this);
@@ -734,7 +622,7 @@ bool findCondition(ref Identifiers ids, Identifier ident) @safe nothrow pure
 }
 
 // Helper for printing dependency information
-private void printDepsConditional(Scope* sc, DVCondition condition, const(char)[] depType)
+public void printDepsConditional(Scope* sc, DVCondition condition, const(char)[] depType)
 {
     if (!global.params.moduleDeps.buffer || global.params.moduleDeps.name)
         return;

dmd/cond.h

@@ -38,7 +38,6 @@ class Condition : public ASTNode
     DYNCAST dyncast() const override final { return DYNCAST_CONDITION; }
 
     virtual Condition *syntaxCopy() = 0;
-    virtual int include(Scope *sc) = 0;
     virtual DebugCondition *isDebugCondition() { return nullptr; }
     virtual VersionCondition *isVersionCondition() { return nullptr; }
     void accept(Visitor *v) override { v->visit(this); }
@@ -70,7 +69,6 @@ class DebugCondition final : public DVCondition
 public:
     static void addGlobalIdent(const char *ident);
 
-    int include(Scope *sc) override;
     void accept(Visitor *v) override { v->visit(this); }
 };
 
@@ -80,7 +78,6 @@ class VersionCondition final : public DVCondition
     static void addGlobalIdent(const char *ident);
     static void addPredefinedGlobalIdent(const char *ident);
 
-    int include(Scope *sc) override;
     void accept(Visitor *v) override { v->visit(this); }
 };
 
@@ -90,6 +87,5 @@ class StaticIfCondition final : public Condition
     Expression *exp;
 
     StaticIfCondition *syntaxCopy() override;
-    int include(Scope *sc) override;
     void accept(Visitor *v) override { v->visit(this); }
 };