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From: "vries at gcc dot gnu.org" <sourceware-bugzilla@sourceware.org>
To: gdb-prs@sourceware.org
Subject: [Bug tdep/29409] [gdb, tdep/aarch64] FAIL:
 gdb.opt/inline-small-func.exp: info breakpoints
Date: Tue, 26 Jul 2022 08:56:31 +0000
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https://sourceware.org/bugzilla/show_bug.cgi?id=3D29409

--- Comment #2 from Tom de Vries <vries at gcc dot gnu.org> ---
After applying this patch:
...
diff --git a/gdb/testsuite/gdb.opt/inline-small-func.h
b/gdb/testsuite/gdb.opt/inline-small
-func.h
index 66323952cf4..79c40ef824a 100644
--- a/gdb/testsuite/gdb.opt/inline-small-func.h
+++ b/gdb/testsuite/gdb.opt/inline-small-func.h
@@ -15,7 +15,7 @@

 int counter =3D 42;

-inline void
+static inline void __attribute__((always_inline))
 callee () {
   counter =3D 0; /* callee: body.  */
 }
...
I can run the test-case with clang on x86_64 and run into:
...
FAIL: gdb.opt/inline-small-func.exp: info breakpoints
...

We have insn:
...
00000000004004a7 <main>:
  4004a7:       c7 05 77 0b 20 00 00    movl   $0x0,0x200b77(%rip)        #
601028 <counter>
  4004ae:       00 00 00
  4004b1:       b8 00 00 00 00          mov    $0x0,%eax
  4004b6:       c3                      ret
...
and lines:
...
CU: inline-small-func.c:
File name                      Line number    Starting address    View    S=
tmt
inline-small-func.c                     20            0x4004a7             =
  x

inline-small-func.h:
inline-small-func.h                     20            0x4004a7       1     =
  x

inline-small-func.c:
inline-small-func.c                     23            0x4004b1             =
  x
inline-small-func.c                      -            0x4004b7
...

This looks similar to the gcc info.  So, why are we supposed to trust llvm?

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