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make goto based exceptions available for 'nim cpp' (#13244)

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* make goto based exceptions available for 'nim cpp'
* optimize seq.add to be comparable to C++'s emplace_back
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Andreas Rumpf 2020-01-25 20:00:13 +01:00 • committed by GitHub
commit 6efac70181
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11 changed files with 29 additions and 18 deletions
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compiler/cgen.nim
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@ -342,7 +342,7 @@ type
proc genObjectInit(p: BProc, section: TCProcSection, t: PType, a: var TLoc,
mode: ObjConstrMode) =
if p.module.compileToCpp and t.isException and not isDefined(p.config, "noCppExceptions"):
if p.module.compileToCpp and t.isException and p.config.exc == excCpp:
# init vtable in Exception object for polymorphic exceptions
includeHeader(p.module, "<new>")
linefmt(p, section, "new ($1) $2;$n", [rdLoc(a), getTypeDesc(p.module, t)])