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GET /api/1.2/patches/2225963/?format=api
HTTP 200 OK
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{
    "id": 2225963,
    "url": "http://patchwork.ozlabs.org/api/1.2/patches/2225963/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/gcc/patch/20260421211518.2333345-1-jason@redhat.com/",
    "project": {
        "id": 17,
        "url": "http://patchwork.ozlabs.org/api/1.2/projects/17/?format=api",
        "name": "GNU Compiler Collection",
        "link_name": "gcc",
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    "msgid": "<20260421211518.2333345-1-jason@redhat.com>",
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    "date": "2026-04-21T21:14:40",
    "name": "[pushed] c++: #include rewrite and installed compiler [PR123879]",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "05c3f0a21728a71efab799697e792ae4bf3657ab",
    "submitter": {
        "id": 4337,
        "url": "http://patchwork.ozlabs.org/api/1.2/people/4337/?format=api",
        "name": "Jason Merrill",
        "email": "jason@redhat.com"
    },
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        {
            "id": 500897,
            "url": "http://patchwork.ozlabs.org/api/1.2/series/500897/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/gcc/list/?series=500897",
            "date": "2026-04-21T21:14:40",
            "name": "[pushed] c++: #include rewrite and installed compiler [PR123879]",
            "version": 1,
            "mbox": "http://patchwork.ozlabs.org/series/500897/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2225963/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2225963/checks/",
    "tags": {},
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        "From": "Jason Merrill <jason@redhat.com>",
        "To": "gcc-patches@gcc.gnu.org",
        "Subject": "[pushed] c++: #include rewrite and installed compiler [PR123879]",
        "Date": "Tue, 21 Apr 2026 17:14:40 -0400",
        "Message-ID": "<20260421211518.2333345-1-jason@redhat.com>",
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        "Errors-To": "gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"
    },
    "content": "Tested x86_64-pc-linux-gnu, applying to trunk.\n\n-- 8< --\n\nIn an installed compiler, the pathname in the expanded_location might be\ncanonicalized while the pathname in the cpp_dir is not, e.g. eloc.file is\n\".../include/c++/16.0.1/stdbit.h\" while dir->name is\n\".../lib/gcc/x86_64-pc-linux-gnu/16.0.1/../../../../include/c++/16.0.1\".  So\nlet's use lrealpath to compare canonical paths for both.  And filename_ncmp,\nwhile we're at it.\n\n\tPR c++/123879\n\ngcc/cp/ChangeLog:\n\n\t* module.cc (maybe_translate_include): Use lrealpath in check\n\twhether we're including something in the same directory.\n---\n gcc/cp/module.cc | 11 ++++++++++-\n 1 file changed, 10 insertions(+), 1 deletion(-)\n\n\nbase-commit: 83e758acdb8fc24acfbbcc5696d052ac0a565d72",
    "diff": "diff --git a/gcc/cp/module.cc b/gcc/cp/module.cc\nindex e5547f7d029..a7245aae46a 100644\n--- a/gcc/cp/module.cc\n+++ b/gcc/cp/module.cc\n@@ -23131,13 +23131,22 @@ maybe_translate_include (cpp_reader *reader, line_maps *lmaps, location_t loc,\n       /* Redirect importable <name> to <bits/stdc++.h>.  */\n       /* ??? Generalize to use a .json.  */\n       expanded_location eloc = expand_location (loc);\n+      auto indir = [](const char *f, const char *d)\n+      {\n+\tif (!filename_ncmp (f, d, strlen (d))) return true;\n+\t/* Also check canonical paths (c++/123879).  */\n+\tauto cf = lrealpath (f); auto cd = lrealpath (d);\n+\tbool r = cf && cd && !filename_ncmp (cf, cd, strlen (cd));\n+\tfree (cf); free (cd);\n+\treturn r;\n+      };\n       if (angle && is_importable_header (fname)\n \t  /* Exclude <version> which often goes with import std.  */\n \t  && strcmp (fname, \"version\") != 0\n \t  /* Don't redirect #includes between headers under the same include\n \t     path directory (i.e. between library headers); if the import\n \t     brings in the current file we then get redefinition errors.  */\n-\t  && !strstr (eloc.file, _cpp_get_file_dir (file)->name)\n+\t  && !indir (eloc.file, _cpp_get_file_dir (file)->name)\n \t  /* ??? These are needed when running a toolchain from the build\n \t     directory, because libsupc++ headers aren't linked into\n \t     libstdc++-v3/include with the other headers.  */\n",
    "prefixes": [
        "pushed"
    ]
}