Issues

• missing test case assign long to int

  nlsandler/writing-a-c-compiler-tests#148 · Filter by author leovt opened on Jan 16, 2026
  3

• Copy propagation test doesn't account for extending narrow arguments

  nlsandler/writing-a-c-compiler-tests#140 · Filter by author AislingHeanue opened on Aug 18, 2025

• chapter1/invalid_lex/invalid_identifier(_2) possibly misleading

  nlsandler/writing-a-c-compiler-tests#136 · Filter by author ljsoph opened on Jul 13, 2025
  2

• Option to generate assembler file mismatch

  nlsandler/writing-a-c-compiler-tests#132 · Filter by author pm100 opened on Jun 17, 2025

• missing test for storage specifiers on statements.

  missing-test
  nlsandler/writing-a-c-compiler-tests#131 · Filter by author asibahi opened on Jun 16, 2025
  1

• missing test for incomplete struct

  missing-test
  nlsandler/writing-a-c-compiler-tests#130 · Filter by author pm100 opened on Jun 13, 2025
  1

• what does chapter_4/associativity.c test?

  bug
  nlsandler/writing-a-c-compiler-tests#126 · Filter by author asibahi opened on May 18, 2025
  1

• missing test for static double

  missing-test
  nlsandler/writing-a-c-compiler-tests#120 · Filter by author pm100 opened on Apr 21, 2025
  1

• missing test for <expr> ? *p1 : *p2

  missing-test
  nlsandler/writing-a-c-compiler-tests#116 · Filter by author pm100 opened on Apr 18, 2025
  2

• missing test for !*p

  missing-test
  nlsandler/writing-a-c-compiler-tests#115 · Filter by author pm100 opened on Apr 17, 2025
  2

• missing test for chained short circuit

  missing-test
  nlsandler/writing-a-c-compiler-tests#113 · Filter by author pm100 opened on Apr 12, 2025
  4

  

• Guidance for Windows users

  documentation
  nlsandler/writing-a-c-compiler-tests#109 · Filter by author nlsandler opened on Apr 4, 2025
  5

• Write a tool to produce clean diffs for expected_results.json

  enhancement
  nlsandler/writing-a-c-compiler-tests#102 · Filter by author nlsandler opened on Feb 11, 2025

• Some invalid tests may only succeed due to linker errors

  bug
  nlsandler/writing-a-c-compiler-tests#93 · Filter by author meithecatte opened on Oct 27, 2024
  1

• Test parallelization

  enhancement
  nlsandler/writing-a-c-compiler-tests#91 · Filter by author nlsandler opened on Oct 21, 2024

• Give users more leeway to reject edge cases in different stages

  enhancementneeds-investigation
  nlsandler/writing-a-c-compiler-tests#90 · Filter by author nlsandler opened on Oct 21, 2024
  1

  

• Update CI to use Ubuntu 24 images

  CI
  nlsandler/writing-a-c-compiler-tests#85 · Filter by author nlsandler opened on Oct 15, 2024

• Better documentation/debugging output when compiler under test takes wrong command line option order

  enhancement
  nlsandler/writing-a-c-compiler-tests#82 · Filter by author nlsandler opened on Sep 30, 2024

• Accept symlinks to compiler under test

  enhancement
  nlsandler/writing-a-c-compiler-tests#74 · Filter by author nlsandler opened on Aug 29, 2024

• Improve contributing experience

  nlsandler/writing-a-c-compiler-tests#72 · Filter by author nlsandler opened on Aug 26, 2024
  

• Missing test case: mixed-case suffixes for unsigned longs

  missing-test
  nlsandler/writing-a-c-compiler-tests#63 · Filter by author nlsandler opened on Aug 8, 2024

• Make compile_failure report the case in a clearer way

  enhancement
  nlsandler/writing-a-c-compiler-tests#61 · Filter by author zormit opened on Aug 5, 2024
  1

• Missing test case: vertical tab and form feed are whitespace

  missing-test
  nlsandler/writing-a-c-compiler-tests#59 · Filter by author nlsandler opened on Jul 31, 2024

• track indentation in comment-wrap jinja filters

  enhancement
  nlsandler/writing-a-c-compiler-tests#51 · Filter by author nlsandler opened on Jul 22, 2024

• Register allocation tests with ulong-to-double

  missing-test
  nlsandler/writing-a-c-compiler-tests#48 · Filter by author nlsandler opened on Jul 17, 2024