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[Sol -> Yul] Implement if statements

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This commit is contained in:
Daniel Kirchner
2019-05-09 14:52:20 +02:00
parent 0852ccc318
commit b83f6d8d46
3 changed files with 102 additions and 0 deletions
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test/libsolidity/semanticTests/viaYul/if.sol
+82
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@@ -0,0 +1,82 @@
contract C {
function f(bool condition) public returns (uint x) {
x = 23;
if (condition)
x = 42;
}
function g(bool condition) public returns (uint x) {
x = 0;
if (condition)
x = 42;
else
x = 23;
}
function h(bool condition) public returns (uint x) {
if (condition)
return 42;
x = 23;
}
function i(bool condition) public returns (uint x) {
if (condition)
x = 10;
else
return 23;
x = 42;
}
function j(uint a, uint b) public returns (uint x, uint y) {
x = 42;
if (a + b < 10)
x = a;
else
x = b;
y = 100;
}
function k(uint a, uint b) public returns (uint x, uint y) {
x = 42;
do {
if (a + b < 10)
{
if (a == b)
{
x = 99; y = 99;
break;
}
else
{
x = a;
}
}
else
{
x = b;
if (a != b)
y = 17;
else
y = 13;
break;
}
y = 100;
} while(false);
}
}
// ====
// compileViaYul: true
// ----
// f(bool): 0 -> 23
// f(bool): 1 -> 42
// g(bool): 0 -> 23
// g(bool): 1 -> 42
// h(bool): 0 -> 23
// h(bool): 1 -> 42
// i(bool): 0 -> 23
// i(bool): 1 -> 42
// j(uint256,uint256): 1, 3 -> 1, 100
// j(uint256,uint256): 3, 1 -> 3, 100
// j(uint256,uint256): 10, 23 -> 23, 100
// j(uint256,uint256): 23, 10 -> 10, 100
// k(uint256,uint256): 1, 3 -> 1, 100
// k(uint256,uint256): 3, 1 -> 3, 100
// k(uint256,uint256): 3, 3 -> 99, 99
// k(uint256,uint256): 10, 23 -> 23, 17
// k(uint256,uint256): 23, 10 -> 10, 17
// k(uint256,uint256): 23, 23 -> 23, 13