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Merge pull request #5061 from ethereum/fixedSizeArrayLength

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Disallow fixed-size arrays with zero length
This commit is contained in:
chriseth
2018-09-26 14:55:07 +02:00
committed by GitHub
parent 46f630c5a6 79307059e5
commit 13cd7c3fed
7 changed files with 38 additions and 2 deletions
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test/libsolidity/syntaxTests/array/length/fixed_size_multidim_zero_length.sol
+15
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@@ -0,0 +1,15 @@
contract C {
function a() public pure returns(int[0][500] memory) {}
function b() public pure returns(uint[0][500] memory) {}
function c() public pure returns(byte[0][500] memory) {}
function d() public pure returns(bytes32[0][500] memory) {}
function e() public pure returns(bytes[0][500] memory) {}
function e() public pure returns(string[0][500] memory) {}
}
// ----
// TypeError: (52-53): Array with zero length specified.
// TypeError: (111-112): Array with zero length specified.
// TypeError: (170-171): Array with zero length specified.
// TypeError: (232-233): Array with zero length specified.
// TypeError: (292-293): Array with zero length specified.
// TypeError: (353-354): Array with zero length specified.
test/libsolidity/syntaxTests/array/length/fixed_size_zero_length.sol
+15
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@@ -0,0 +1,15 @@
contract C {
int[0] a;
uint[0] b;
byte[0] c;
bytes32[0] d;
bytes[0] e;
string[0] f;
}
// ----
// TypeError: (19-20): Array with zero length specified.
// TypeError: (32-33): Array with zero length specified.
// TypeError: (45-46): Array with zero length specified.
// TypeError: (61-62): Array with zero length specified.
// TypeError: (75-76): Array with zero length specified.
// TypeError: (90-91): Array with zero length specified.
test/libsolidity/syntaxTests/array/length/parentheses.sol
+1 -1
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@@ -21,5 +21,5 @@ contract C {
uint[((2) + 1) + 1] a12;
uint[(2 + 1) + ((1))] a13;
uint[(((2) + 1)) + (((1)))] a14;
uint[((((2) + 1)) + (((1))))%1] a15;
uint[((((3) + 1)) + (((1))))%2] a15;
}
test/libsolidity/syntaxTests/parsing/arrays_in_storage.sol
+1 -1
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@@ -1,6 +1,6 @@
contract c {
uint[10] a;
uint[] a2;
struct x { uint[2**20] b; y[0] c; }
struct x { uint[2**20] b; y[1] c; }
struct y { uint d; mapping(uint=>x)[] e; }
}