Reduced example (from https://forum.dlang.org/post/[email protected])
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struct World {
mixin BuildStuff;
}
template BuildStuff() {
static foreach(elem; __traits(allMembers, typeof(this))) {
}
}
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Stacktrace:
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0x00005555558ba0eb in semanticTraits(TraitsExp*, Scope*) (e=0x0, sc=0x0) at dmd/traits.d:417
417 extern (C++) Expression semanticTraits(TraitsExp e, Scope* sc)
#0 0x00005555558ba0eb in semanticTraits(TraitsExp*, Scope*) (e=0x0, sc=0x0) at dmd/traits.d:417
#1 0x0000555555824dbd in ExpressionSemanticVisitor::visit(TraitsExp*) (this=0x7fffff7ff238, e=0x7ffff6971ad0) at dmd/expressionsem.d:3791
#2 0x0000555555812c32 in TraitsExp::accept(Visitor*) (this=0x7ffff6971ad0, v=0x7fffff7ff238) at dmd/expression.d:4743
#3 0x0000555555834f4f in expressionSemantic(Expression*, Scope*) (e=0x7ffff6971ad0, sc=0x7ffff6857e40) at dmd/expressionsem.d:9367
#4 0x000055555578ec45 in _D3dmd4cond13StaticForeach7prepareMFPSQBk6dscope5ScopeZv (this=0x7ffff69719e0, sc=0x7ffff6857e40) at dmd/cond.d:385
#5 0x0000555555787714 in StaticForeachDeclaration::include(Scope*) (this=0x7ffff6971940, sc=0x7ffff6857d10) at dmd/attrib.d:1083
#6 0x00005555557de39b in _D3dmd7dsymbol12ScopeDsymbol8_foreachFPSQBm6dscope5ScopePSQCe4root5array__T5ArrayTCQDdQDc7DsymbolZQxMDFmQwZiPmZi (pn=0x7fffff7ff3c8, dg=..., members=0x7ffff6971920, sc=0x7ffff6857d10) at dmd/dsymbol.d:1666
#7 0x00005555557de3ef in _D3dmd7dsymbol12ScopeDsymbol8_foreachFPSQBm6dscope5ScopePSQCe4root5array__T5ArrayTCQDdQDc7DsymbolZQxMDFmQwZiPmZi (pn=0x0, dg=..., members=0x7ffff7e9f500, sc=0x7ffff6857d10) at dmd/dsymbol.d:1668
#8 0x00005555558bc8c1 in semanticTraits(TraitsExp*, Scope*) (e=0x7ffff6971ad0, sc=0x7ffff6857d10) at dmd/traits.d:1335
#9 0x0000555555824dbd in ExpressionSemanticVisitor::visit(TraitsExp*) (this=0x7fffff7ffcc8, e=0x7ffff6971ad0) at dmd/expressionsem.d:3791
#10 0x0000555555812c32 in TraitsExp::accept(Visitor*) (this=0x7ffff6971ad0, v=0x7fffff7ffcc8) at dmd/expression.d:4743
#11 0x0000555555834f4f in expressionSemantic(Expression*, Scope*) (e=0x7ffff6971ad0, sc=0x7ffff6857d10) at dmd/expressionsem.d:9367
#12 0x000055555578ec45 in _D3dmd4cond13StaticForeach7prepareMFPSQBk6dscope5ScopeZv (this=0x7ffff69719e0, sc=0x7ffff6857d10) at dmd/cond.d:385
#13 0x0000555555787714 in StaticForeachDeclaration::include(Scope*) (this=0x7ffff6971940, sc=0x7ffff6857be0) at dmd/attrib.d:1083
#14 0x00005555557de39b in _D3dmd7dsymbol12ScopeDsymbol8_foreachFPSQBm6dscope5ScopePSQCe4root5array__T5ArrayTCQDdQDc7DsymbolZQxMDFmQwZiPmZi (pn=0x7fffff7ffe58, dg=..., members=0x7ffff6971920, sc=0x7ffff6857be0) at dmd/dsymbol.d:1666
#15 0x00005555557de3ef in _D3dmd7dsymbol12ScopeDsymbol8_foreachFPSQBm6dscope5ScopePSQCe4root5array__T5ArrayTCQDdQDc7DsymbolZQxMDFmQwZiPmZi (pn=0x0, dg=..., members=0x7ffff7e9f500, sc=0x7ffff6857be0) at dmd/dsymbol.d:1668
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