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annotate tests/mini/mem5.d @ 1499:df11cdec45a2
Another shot at fixing the issues with (constant) struct literals and their addresses. See DMD2682, #218, #324.
The idea is to separate the notion of const from 'this variable can always be
replaced with its initializer' in the frontend. To do that, I introduced
Declaration::isSameAsInitializer, which is overridden in VarDeclaration to
return false for constants that have a struct literal initializer.
So
{{{
const S s = S(5);
void foo() { auto ps = &s; }
// is no longer replaced by
void foo() { auto ps = &(S(5)); }
}}}
To make taking the address of a struct constant with a struct-initializer
outside of function scope possible, I made sure that AddrExp::optimize doesn't
try to run the argument's optimization with WANTinterpret - that'd again
replace the constant with a struct literal temporary.
author | Christian Kamm <kamm incasoftware de> |
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date | Sun, 14 Jun 2009 19:49:58 +0200 |
parents | 1bb99290e03a |
children |
rev | line source |
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209
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[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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1 module tangotests.mem5; |
c4c9b4ac021b
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2 |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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3 class SC |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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4 { |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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5 int* ip; |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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6 this() |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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7 { |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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8 ip = new int; |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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9 } |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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10 ~this() |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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11 { |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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12 delete ip; |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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13 } |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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14 void check() |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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15 { |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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16 assert(ip !is null); |
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[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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17 } |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
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18 } |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
lindquist
parents:
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19 |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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20 void main() |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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21 { |
c4c9b4ac021b
[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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22 scope sc = new SC; |
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[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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23 sc.check(); |
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[svn r225] Fixed: delete expressions no longer use llvm's free instruction, which crashes on a GC provided pointer.
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24 } |