Skip to content

GitLab

  • Projects
  • Groups
  • Snippets
  • Help
    • Loading...
  • Help
    • Help
    • Support
    • Community forum
    • Submit feedback
  • Sign in / Register
GHC
GHC
  • Project overview
    • Project overview
    • Details
    • Activity
    • Releases
  • Repository
    • Repository
    • Files
    • Commits
    • Branches
    • Tags
    • Contributors
    • Graph
    • Compare
    • Locked Files
  • Issues 4,384
    • Issues 4,384
    • List
    • Boards
    • Labels
    • Service Desk
    • Milestones
    • Iterations
  • Merge Requests 372
    • Merge Requests 372
  • Requirements
    • Requirements
    • List
  • CI / CD
    • CI / CD
    • Pipelines
    • Jobs
    • Schedules
    • Test Cases
  • Operations
    • Operations
    • Incidents
    • Environments
  • Analytics
    • Analytics
    • CI / CD
    • Code Review
    • Insights
    • Issue
    • Repository
    • Value Stream
  • Wiki
    • Wiki
  • Snippets
    • Snippets
  • Members
    • Members
  • Activity
  • Graph
  • Create a new issue
  • Jobs
  • Commits
  • Issue Boards
Collapse sidebar
  • Glasgow Haskell Compiler
  • GHCGHC
  • Issues
  • #5166

Closed
Open
Opened May 02, 2011 by malphunction@trac-malphunction

Wrong calculation with Int64

Let's multiply 1524503639859200000 on 13:

$ ghci
Prelude> import Data.Int
Prelude Data.Int> 1524503639859200000 * 13
19818547318169600000 -- that's OK!
Prelude Data.Int> (1524503639859200000::Int64)*(13::Int64)
1371803244460048384 -- FAIL!!!!!
Trac metadata
Trac field Value
Version 6.12.3
Type Bug
TypeOfFailure OtherFailure
Priority normal
Resolution Unresolved
Component Runtime System
Test case
Differential revisions
BlockedBy
Related
Blocking
CC
Operating system
Architecture
Assignee
Assign to
None
Milestone
None
Assign milestone
Time tracking
None
Due date
None
Reference: ghc/ghc#5166