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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug preprocessor/99446] [11 Regression] ICE in
 linemap_position_for_loc_and_offset, at libcpp/line-map.c:1005
Date: Thu, 08 Apr 2021 13:03:24 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99446

--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 50529
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D50529&action=3Dedit
testcase

testcase for convenience.

> tar xf testcase.tar
> g++ -Idir1 -Idir2 -fsyntax-only test.cc
test.cc:2: internal compiler error: in linemap_position_for_loc_and_offset,=
 at
libcpp/line-map.c:1005
0x1cd2ebb linemap_position_for_loc_and_offset(line_maps*, unsigned int,
unsigned int)
        /home/rguenther/src/trunk/libcpp/line-map.c:1005
0xaa4533 cp_lexer_new_main
        /home/rguenther/src/trunk/gcc/cp/parser.c:678
0xaa4533 c_parse_file()
        /home/rguenther/src/trunk/gcc/cp/parser.c:45264=