diff options
Diffstat (limited to 'toolchain/gdb/6.3/750-debian_sparc-singlestep.patch')
| -rw-r--r-- | toolchain/gdb/6.3/750-debian_sparc-singlestep.patch | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/toolchain/gdb/6.3/750-debian_sparc-singlestep.patch b/toolchain/gdb/6.3/750-debian_sparc-singlestep.patch new file mode 100644 index 000000000..904883c2f --- /dev/null +++ b/toolchain/gdb/6.3/750-debian_sparc-singlestep.patch @@ -0,0 +1,37 @@ +Status: submitted for comments + +2004-11-13 Daniel Jacobowitz <dan@debian.org> + + * sparc-tdep.c (sparc_software_single_step): Handle stepping to NULL. + +Index: gdb-6.3/gdb/sparc-tdep.c +=================================================================== +--- gdb-6.3.orig/gdb/sparc-tdep.c 2004-06-06 22:02:55.000000000 -0400 ++++ gdb-6.3/gdb/sparc-tdep.c 2004-11-13 17:06:05.000000000 -0500 +@@ -1026,10 +1026,10 @@ + + if (insert_breakpoints_p) + { +- CORE_ADDR pc; ++ CORE_ADDR pc, orig_npc; + + pc = sparc_address_from_register (tdep->pc_regnum); +- npc = sparc_address_from_register (tdep->npc_regnum); ++ orig_npc = npc = sparc_address_from_register (tdep->npc_regnum); + + /* Analyze the instruction at PC. */ + nnpc = sparc_analyze_control_transfer (pc, &npc); +@@ -1039,9 +1039,10 @@ + target_insert_breakpoint (nnpc, nnpc_save); + + /* Assert that we have set at least one breakpoint, and that +- they're not set at the same spot. */ +- gdb_assert (npc != 0 || nnpc != 0); +- gdb_assert (nnpc != npc); ++ they're not set at the same spot - unless we're going ++ from here straight to NULL, i.e. a call or jump to 0. */ ++ gdb_assert (npc != 0 || nnpc != 0 || orig_npc == 0); ++ gdb_assert (nnpc != npc || orig_npc == 0); + } + else + { |