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From: "vries at gcc dot gnu.org" <sourceware-bugzilla@sourceware.org>
To: gdb-prs@sourceware.org
Subject: [Bug tdep/29419] [gdb, tdep/aarch64,ppc64le,s390x] FAIL:
 gdb.ada/inline-section-gc.exp: break callee.adb:22
Date: Wed, 27 Jul 2022 15:04:47 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D29419

--- Comment #4 from Tom de Vries <vries at gcc dot gnu.org> ---
Reproduces on x86_64-linux with "trust-producer" hardcoded to yes:
...
diff --git a/gdb/amd64-tdep.c b/gdb/amd64-tdep.c
index 0563b32a54b..5e87eb4f778 100644
--- a/gdb/amd64-tdep.c
+++ b/gdb/amd64-tdep.c
@@ -2538,16 +2538,21 @@ amd64_skip_prologue (struct gdbarch *gdbarch, CORE_=
ADD
R start_pc)
     {
       CORE_ADDR post_prologue_pc
        =3D skip_prologue_using_sal (gdbarch, func_addr);
+#if 0
       struct compunit_symtab *cust =3D find_pc_compunit_symtab (func_addr);
+#endif

       /* LLVM backend (Clang/Flang) always emits a line note before the
         prologue and another one after.  We trust clang and newer Intel
         compilers to emit usable line notes.  */
       if (post_prologue_pc
+#if 0
          && (cust !=3D NULL
              && cust->producer () !=3D nullptr
              && (producer_is_llvm (cust->producer ())
-             || producer_is_icc_ge_19 (cust->producer ()))))
+             || producer_is_icc_ge_19 (cust->producer ())))
+#endif
+         )
         return std::max (start_pc, post_prologue_pc);
     }

...

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