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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug target/104775] [9/10/11/12 Regression] Failure to assemble on
 s390x with -fsanitize=undefined
Date: Thu, 03 Mar 2022 21:57:39 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104775

--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Even simpler testcase, this time C, just -O2 -march=3DzEC12 is needed:
long a[64];
void bar (void);

void
foo (int x, int y)
{
  if (x !=3D a[y])
    bar ();
  __builtin_trap ();
}=