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comparison gen/toir.cpp @ 313:a498b736a0bd trunk

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[svn r334] Produce an error for zero-size types instead of segfaulting.
author ChristianK
date Sun, 29 Jun 2008 22:22:37 +0200
parents 6b62e8cdf970
children 8d98e42ece93
comparison
equal deleted inserted replaced
312:553f844ae5b9 313:a498b736a0bd
70 } 70 }
71 // normal stack variable 71 // normal stack variable
72 else { 72 else {
73 // allocate storage on the stack 73 // allocate storage on the stack
74 const LLType* lltype = DtoType(vd->type); 74 const LLType* lltype = DtoType(vd->type);
75 if(gTargetData->getTypeSizeInBits(lltype) == 0)
76 {
77 error("Allocating a variable of type %s and size zero is not implemented. (the behaviour of alloca with zero size is undefined)", vd->type->toChars());
78 fatal();
79 }
75 llvm::AllocaInst* allocainst = new llvm::AllocaInst(lltype, vd->toChars(), p->topallocapoint()); 80 llvm::AllocaInst* allocainst = new llvm::AllocaInst(lltype, vd->toChars(), p->topallocapoint());
76 //allocainst->setAlignment(vd->type->alignsize()); // TODO 81 //allocainst->setAlignment(vd->type->alignsize()); // TODO
77 assert(!vd->ir.irLocal); 82 assert(!vd->ir.irLocal);
78 vd->ir.irLocal = new IrLocal(vd); 83 vd->ir.irLocal = new IrLocal(vd);
79 vd->ir.irLocal->value = allocainst; 84 vd->ir.irLocal->value = allocainst;