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GeezerVison is showing github.com — `#` in macro left in original location · Issue #491 · cppcheck-opensource/simplecpp

# in macro left in original location #491

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# in macro left in original location#491
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@firewave
firewave
opened on Aug 12, 2025
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From testsuite/clang-preprocessor-tests/hash_space.c and uncovered by #490.

#define HASH #
HASH define foo bar

gcc -E output:

# 0 "testsuite/clang-preprocessor-tests/hash_space.c"
# 0 "<built-in>"
# 0 "<command-line>"
# 1 "/usr/include/stdc-predef.h" 1 3 4
# 0 "<command-line>" 2
# 1 "testsuite/clang-preprocessor-tests/hash_space.c"

 # define foo bar

actual:

1: #
2: define foo bar

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  1. firewave
    added
    bug
    on Aug 12, 2025

  2. firewave commented on Aug 12, 2025

    @firewave
    firewave
    on Aug 12, 2025
    CollaboratorAuthor
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    Looks like this is also the issue with testsuite/clang-preprocessor-tests/macro_not_define.c.

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