[Issue 23102] pinholeopt, "Conditional jump or move depends on uninitialised value(s)"

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=23102

--- Comment #2 from Basile-z <b2.temp at gmx.com> ---
bt for dmd-debug:

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Conditional jump or move depends on uninitialised value(s)
==1183775==    at 0x8EE36E: pinholeopt(code*, block*) (cod3.d:5761)
==1183775==    by 0x8B987F: codgen(Symbol*) (cgcod.d:435)
==1183775==    by 0x86CD0E: writefunc2(Symbol*) (out.d:1479)
==1183775==    by 0x86C5E6: writefunc(Symbol*) (out.d:1137)
==1183775==    by 0x80EB01: FuncDeclaration_toObjFile(FuncDeclaration*, bool)
(glue.d:1185)
==1183775==    by 0x826EA9: toObjFile::ToObjFile::visit(FuncDeclaration*)
(toobj.d:315)
==1183775==    by 0x733F45: FuncDeclaration::accept(Visitor*) (func.d:2882)
==1183775==    by 0x828045:
_D3dmd5toobj9toObjFileRCQw7dsymbol7DsymbolbZ9ToObjFile5visitMRCQCj9dtemplate16TemplateInstanceZ__T9__lambda2TQDiZQpMFQDqZv
(toobj.d:838)
==1183775==    by 0x6AECEF:
_D3dmd7dsymbol14foreachDsymbolFPSQBf4root5array__T5ArrayTCQCeQCd7DsymbolZQxMDFQvZvZv
(dsymbol.d:105)
==1183775==    by 0x82801E: toObjFile::ToObjFile::visit(TemplateInstance*)
(toobj.d:838)
==1183775==    by 0x6DCA55: TemplateInstance::accept(Visitor*)
(dtemplate.d:7504)
==1183775==    by 0x826E10: toObjFile(Dsymbol*, bool) (toobj.d:1019)
---

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