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Fix 23752 - ImportC: can't take address of dereferenced void pointer (#14970)

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Dennis 2023-03-10 13:59:12 +01:00 • committed by GitHub
parent 23514c6256
commit 2ad82c66d1
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8
compiler/src/dmd/expressionsem.d
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@ -7309,6 +7309,14 @@ private extern (C++) final class ExpressionSemanticVisitor : Visitor
goto case Terror; goto case Terror;
} }
if (sc.flags & SCOPE.Cfile && exp.type && exp.type.toBasetype().ty == Tvoid)
{
// https://issues.dlang.org/show_bug.cgi?id=23752
// `&*((void*)(0))` is allowed in C
result = exp;
return;
}
if (exp.checkValue()) if (exp.checkValue())
return setError(); return setError();

5
compiler/test/compilable/ctests2.c
View file

@ -190,3 +190,8 @@ const typeof(testTypeofA) testTypeofB = 0;
_Static_assert(sizeof(testTypeofB) == sizeof(short), "17"); _Static_assert(sizeof(testTypeofB) == sizeof(short), "17");
/*************************************************/ /*************************************************/
// https://issues.dlang.org/show_bug.cgi?id=23752
void *c23752 = &*((void*)(0));
/*************************************************/