ubsan: moxie: left shift of negative value

[deliverable/binutils-gdb.git] / gdb / microblaze-tdep.c

diff --git a/gdb/microblaze-tdep.c b/gdb/microblaze-tdep.c
index 9bac8643c4a25b6e621dab987b7cd3d1fc5aac44..44bfe7f361e143967cbbf12770c4bed0e079a7ab 100644 (file)
--- a/gdb/microblaze-tdep.c
+++ b/gdb/microblaze-tdep.c
@@ -1,6 +1,6 @@
 /* Target-dependent code for Xilinx MicroBlaze.
 
-   Copyright (C) 2009-2018 Free Software Foundation, Inc.
+   Copyright (C) 2009-2019 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -353,12 +353,13 @@ microblaze_analyze_prologue (struct gdbarch *gdbarch, CORE_ADDR pc,
         instruction.  */
 
       {
-       unsigned op = (unsigned)insn >> 26;
+       unsigned ctrl_op = (unsigned)insn >> 26;
 
        /* continue if not control flow (branch, return).  */
-       if (op != 0x26 && op != 0x27 && op != 0x2d && op != 0x2e && op != 0x2f)
+       if (ctrl_op != 0x26 && ctrl_op != 0x27 && ctrl_op != 0x2d
+           && ctrl_op != 0x2e && ctrl_op != 0x2f)
          continue;
-       else if (op == 0x2c)
+       else if (ctrl_op == 0x2c)
          continue;    /* continue if imm.  */
       }