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Bug 966570 - ARM Simulator: Avoid using the cmd pointer when it has not been set in the debugger. r=jandem

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This commit is contained in:
Douglas Crosher 2014-02-01 12:21:27 +11:00
parent 458c32bc97
commit 16581035b4
1 changed files with 3 additions and 1 deletions
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4
js/src/jit/arm/Simulator-arm.cpp
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@ -677,7 +677,9 @@ ArmDebugger::debug()
"%" XSTR(ARG_SIZE) "s "
"%" XSTR(ARG_SIZE) "s",
cmd, arg1, arg2);
if ((strcmp(cmd, "si") == 0) || (strcmp(cmd, "stepi") == 0)) {
if (argc < 0) {
continue;
} else if ((strcmp(cmd, "si") == 0) || (strcmp(cmd, "stepi") == 0)) {
sim_->instructionDecode(reinterpret_cast<SimInstruction *>(sim_->get_pc()));
} else if ((strcmp(cmd, "skip") == 0)) {
sim_->set_pc(sim_->get_pc() + 4);