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Add variable name to the "Variable covers a large part of storage ...." message

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This commit is contained in:
a3d4 2020-07-04 00:04:09 +02:00
parent 0ac039e4ea
commit 5e4aeaa460
6 changed files with 32 additions and 28 deletions
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6
libsolidity/analysis/StaticAnalyzer.cpp
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@ -163,7 +163,8 @@ bool StaticAnalyzer::visit(VariableDeclaration const& _variable)
m_errorReporter.warning(
3408_error,
_variable.location(),
"Variable covers a large part of storage and thus makes collisions likely. "
"Variable " + util::escapeAndQuoteString(_variable.name()) +
" covers a large part of storage and thus makes collisions likely. "
"Either use mappings or dynamic arrays and allow their size to be increased only "
"in small quantities per transaction."
);
@ -171,7 +172,8 @@ bool StaticAnalyzer::visit(VariableDeclaration const& _variable)
m_errorReporter.warning(
7325_error,
_variable.location(),
"Type " + type->canonicalName() + " has large size and thus makes collisions likely. "
"Type " + util::escapeAndQuoteString(type->canonicalName()) +
" has large size and thus makes collisions likely. "
"Either use mappings or dynamic arrays and allow their size to be increased only "
"in small quantities per transaction."
);

2
test/libsolidity/syntaxTests/largeTypes/large_storage_array_mapping.sol
View File

@ -2,4 +2,4 @@ contract C {
mapping(uint => uint[2**100]) x;
}
// ----
// Warning 7325: (17-48): Type uint256[1267650600228229401496703205376] has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (17-48): Type "uint256[1267650600228229401496703205376]" has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.

2
test/libsolidity/syntaxTests/largeTypes/large_storage_array_simple.sol
View File

@ -2,4 +2,4 @@ contract C {
uint[2**64] x;
}
// ----
// Warning 3408: (17-30): Variable covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (17-30): Variable "x" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.

2
test/libsolidity/syntaxTests/largeTypes/large_storage_arrays_struct.sol
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@ -3,4 +3,4 @@ contract C {
S[2**20] x;
}
// ----
// Warning 3408: (64-74): Variable covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (64-74): Variable "x" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.

46
test/libsolidity/syntaxTests/largeTypes/large_storage_structs.sol
View File

@ -2,64 +2,66 @@ contract C {
struct P { uint256[2**63] x; }
struct S0 {
P[2**62] x;
P[101] x;
P y;
}
S0 s0;
struct S1 {
P x;
P[2**62] y;
P[102] y;
}
S1 s1;
struct S2 {
mapping(uint => P[2**62]) x;
mapping(uint => P[2**62]) y;
mapping(uint => S2) z;
mapping(uint => P[103]) x;
mapping(uint => P[103]) y;
mapping(uint => P[104]) z;
mapping(uint => S2) t;
}
S2 s2;
struct Q0
{
uint[1][][2**65] x;
uint[2**65][][1] y;
uint[][2**65] z;
uint[2**65][] t;
uint[1][][10**20 + 4] x;
uint[10**20 + 4][][1] y;
uint[][10**20 + 4] z;
uint[10**20 + 4][] t;
}
Q0 q0;
struct Q1
{
uint[1][][2**65] x;
uint[1][][10**20 + 5] x;
}
Q1 q1;
struct Q2
{
uint[2**65][][1] y;
uint[10**20 + 6][][1] y;
}
Q2 q2;
struct Q3
{
uint[][2**65] z;
uint[][10**20 + 7] x;
}
Q3 q3;
struct Q4
{
uint[2**65][] t;
uint[10**20 + 8][] y;
}
Q4 q4;
}
// ----
// Warning 3408: (108-113): Variable covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (175-180): Variable covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (314-319): Type C.P[4611686018427387904] has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (458-463): Variable covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (458-463): Type uint256[36893488147419103232] has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (524-529): Variable covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (590-595): Type uint256[36893488147419103232] has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (653-658): Variable covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (716-721): Type uint256[36893488147419103232] has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (106-111): Variable "s0" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (171-176): Variable "s1" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (341-346): Type "C.P[103]" has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (341-346): Type "C.P[104]" has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (505-510): Variable "q0" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (505-510): Type "uint256[100000000000000000004]" has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (576-581): Variable "q1" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (647-652): Type "uint256[100000000000000000006]" has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (715-720): Variable "q3" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 7325: (783-788): Type "uint256[100000000000000000008]" has large size and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.

2
test/libsolidity/syntaxTests/types/rational_number_array_index_limit.sol
View File

@ -2,4 +2,4 @@ contract c {
uint[2**253] data;
}
// ----
// Warning 3408: (17-34): Variable covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.
// Warning 3408: (17-34): Variable "data" covers a large part of storage and thus makes collisions likely. Either use mappings or dynamic arrays and allow their size to be increased only in small quantities per transaction.