cerc-io/solidity
16
0
Fork 0
mirror of https://github.com/ethereum/solidity synced 2023-10-03 13:03:40 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Fix reordering bug in optimizer.

Browse Source
This commit is contained in:
chriseth 2019-09-13 18:09:16 +02:00
parent 68986a58b6
commit c224b09bb3
2 changed files with 5 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Changelog.md
View File

@ -14,6 +14,7 @@ Compiler Features:
Bugfixes:
* Fix internal error when popping a dynamic storage array of mappings.
* Yul Optimizer: Fix reordering bug in connection with shifted one and mul/div-instructions in for loop conditions.
### 0.5.11 (2019-08-12)

6
libevmasm/RuleList.h
View File

@ -475,7 +475,8 @@ std::vector<SimplificationRule<Pattern>> simplificationRuleListPart7(
[=]() -> Pattern {
return {Instruction::SHL, {Y, X}};
},
false
// Actually only changes the order, does not remove.
true
});
rules.push_back({
// MUL(SHL(X, 1), Y) -> SHL(X, Y)
@ -492,7 +493,8 @@ std::vector<SimplificationRule<Pattern>> simplificationRuleListPart7(
[=]() -> Pattern {
return {Instruction::SHR, {Y, X}};
},
false
// Actually only changes the order, does not remove.
true
});
std::function<bool()> feasibilityFunction = [=]() {