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smcv pushed a commit to annotated tag 1.42d
in repository iortcw.

commit df4aba559c7890ae37e8a0775e43a6fdf7806c8a
Author: m4n4t4...@gmail.com 
<m4n4t4...@gmail.com@e65d2741-a53d-b2dc-ae96-bb75fa5e4c4a>
Date:   Wed Jan 7 09:01:28 2015 +0000

    All: Stop LCC from warning about null pointer conversion to function pointer
---
 MP/code/tools/lcc/src/c.h     | 1 +
 MP/code/tools/lcc/src/enode.c | 3 +--
 MP/code/tools/lcc/src/expr.c  | 2 +-
 SP/code/tools/lcc/src/c.h     | 1 +
 SP/code/tools/lcc/src/enode.c | 3 +--
 SP/code/tools/lcc/src/expr.c  | 2 +-
 6 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/MP/code/tools/lcc/src/c.h b/MP/code/tools/lcc/src/c.h
index 68c8f62..43bec08 100644
--- a/MP/code/tools/lcc/src/c.h
+++ b/MP/code/tools/lcc/src/c.h
@@ -577,6 +577,7 @@ extern Tree cnsttree(Type, ...);
 extern Tree consttree(unsigned int, Type);
 extern Tree eqtree(int, Tree, Tree);
 extern int iscallb(Tree);
+extern int isnullptr(Tree);
 extern Tree shtree(int, Tree, Tree);
 extern void typeerror(int, Tree, Tree);
 
diff --git a/MP/code/tools/lcc/src/enode.c b/MP/code/tools/lcc/src/enode.c
index 760096d..4a37618 100644
--- a/MP/code/tools/lcc/src/enode.c
+++ b/MP/code/tools/lcc/src/enode.c
@@ -5,7 +5,6 @@ static Tree addtree(int, Tree, Tree);
 static Tree andtree(int, Tree, Tree);
 static Tree cmptree(int, Tree, Tree);
 static int compatible(Type, Type);
-static int isnullptr(Tree e);
 static Tree multree(int, Tree, Tree);
 static Tree subtree(int, Tree, Tree);
 #define isvoidptr(ty) \
@@ -220,7 +219,7 @@ static int compatible(Type ty1, Type ty2) {
            && isptr(ty2) && !isfunc(ty2->type)
            && eqtype(unqual(ty1->type), unqual(ty2->type), 0);
 }
-static int isnullptr(Tree e) {
+int isnullptr(Tree e) {
        Type ty = unqual(e->type);
 
        return generic(e->op) == CNST
diff --git a/MP/code/tools/lcc/src/expr.c b/MP/code/tools/lcc/src/expr.c
index b8cb08b..96eec21 100644
--- a/MP/code/tools/lcc/src/expr.c
+++ b/MP/code/tools/lcc/src/expr.c
@@ -621,7 +621,7 @@ Tree cast(Tree p, Type type) {
                        p = simplify(CVP, dst, p, NULL);
                else {
                        if ((isfunc(src->type) && !isfunc(dst->type))
-                       || (!isfunc(src->type) &&  isfunc(dst->type)))
+                       || (!isnullptr(p) && !isfunc(src->type) && 
isfunc(dst->type)))
                                warning("conversion from `%t' to `%t' is 
compiler dependent\n", p->type, type);
 
                        if (src->size != dst->size)
diff --git a/SP/code/tools/lcc/src/c.h b/SP/code/tools/lcc/src/c.h
index 68c8f62..43bec08 100644
--- a/SP/code/tools/lcc/src/c.h
+++ b/SP/code/tools/lcc/src/c.h
@@ -577,6 +577,7 @@ extern Tree cnsttree(Type, ...);
 extern Tree consttree(unsigned int, Type);
 extern Tree eqtree(int, Tree, Tree);
 extern int iscallb(Tree);
+extern int isnullptr(Tree);
 extern Tree shtree(int, Tree, Tree);
 extern void typeerror(int, Tree, Tree);
 
diff --git a/SP/code/tools/lcc/src/enode.c b/SP/code/tools/lcc/src/enode.c
index 760096d..4a37618 100644
--- a/SP/code/tools/lcc/src/enode.c
+++ b/SP/code/tools/lcc/src/enode.c
@@ -5,7 +5,6 @@ static Tree addtree(int, Tree, Tree);
 static Tree andtree(int, Tree, Tree);
 static Tree cmptree(int, Tree, Tree);
 static int compatible(Type, Type);
-static int isnullptr(Tree e);
 static Tree multree(int, Tree, Tree);
 static Tree subtree(int, Tree, Tree);
 #define isvoidptr(ty) \
@@ -220,7 +219,7 @@ static int compatible(Type ty1, Type ty2) {
            && isptr(ty2) && !isfunc(ty2->type)
            && eqtype(unqual(ty1->type), unqual(ty2->type), 0);
 }
-static int isnullptr(Tree e) {
+int isnullptr(Tree e) {
        Type ty = unqual(e->type);
 
        return generic(e->op) == CNST
diff --git a/SP/code/tools/lcc/src/expr.c b/SP/code/tools/lcc/src/expr.c
index b8cb08b..96eec21 100644
--- a/SP/code/tools/lcc/src/expr.c
+++ b/SP/code/tools/lcc/src/expr.c
@@ -621,7 +621,7 @@ Tree cast(Tree p, Type type) {
                        p = simplify(CVP, dst, p, NULL);
                else {
                        if ((isfunc(src->type) && !isfunc(dst->type))
-                       || (!isfunc(src->type) &&  isfunc(dst->type)))
+                       || (!isnullptr(p) && !isfunc(src->type) && 
isfunc(dst->type)))
                                warning("conversion from `%t' to `%t' is 
compiler dependent\n", p->type, type);
 
                        if (src->size != dst->size)

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