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From: "marxin at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug modula2/108121] Failing tests on x86_64-linux-gnu
Date: Thu, 15 Dec 2022 09:23:16 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108121

--- Comment #2 from Martin Li=C5=A1ka <marxin at gcc dot gnu.org> ---
> gm2.log: FAIL: gm2/pim/pass/TestLong4.mod,  -g=20=20

And this one fails due to UBSAN (signed integer overflow):

/dev/shm/objdir/gcc/gm2 -B/dev/shm/objdir2/gcc
/home/marxin/Programming/gcc/gcc/testsuite/gm2/pim/pass/TestLong4.mod -c
/home/marxin/Programming/gcc/gcc/m2/gm2-gcc/m2expr.cc:4037:13: runtime erro=
r:
signed integer overflow: 1717986918 + 429496730 cannot be represented in ty=
pe
'int'
    #0 0x4db49f6 in append_m2_digit
/home/marxin/Programming/gcc/gcc/m2/gm2-gcc/m2expr.cc:4037
    #1 0x4db52c0 in m2expr_interpret_m2_integer
/home/marxin/Programming/gcc/gcc/m2/gm2-gcc/m2expr.cc:4106
    #2 0x4da403c in m2decl_DetermineSizeOfConstant
/home/marxin/Programming/gcc/gcc/m2/gm2-gcc/m2decl.cc:296
    #3 0x4f8879e in GetConstLitType(unsigned int, unsigned int)
(/dev/shm/objdir2/gcc/cc1gm2+0x4f8879e)
    #4 0x4f9d0e3 in SymbolTable_MakeConstLit
(/dev/shm/objdir2/gcc/cc1gm2+0x4f9d0e3)
    #5 0x4f633a8 in P2SymBuild_BuildNumber
(/dev/shm/objdir2/gcc/cc1gm2+0x4f633a8)
    #6 0x4fe4572 in Integer(unsigned int, unsigned int, unsigned int)
(/dev/shm/objdir2/gcc/cc1gm2+0x4fe4572)
    #7 0x4fe5076 in Number(unsigned int, unsigned int, unsigned int)
(/dev/shm/objdir2/gcc/cc1gm2+0x4fe5076)
    #8 0x4feea69 in Factor(unsigned int, unsigned int, unsigned int)
(/dev/shm/objdir2/gcc/cc1gm2+0x4feea69)=