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-rw-r--r--target-arm/translate.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/target-arm/translate.c b/target-arm/translate.c
index 6be2c728f0..b10a455e70 100644
--- a/target-arm/translate.c
+++ b/target-arm/translate.c
@@ -11378,8 +11378,11 @@ void gen_intermediate_code(CPUARMState *env, TranslationBlock *tb)
dc->is_jmp = DISAS_UPDATE;
} else {
gen_exception_internal_insn(dc, 0, EXCP_DEBUG);
- /* Advance PC so that clearing the breakpoint will
- invalidate this TB. */
+ /* The address covered by the breakpoint must be
+ included in [tb->pc, tb->pc + tb->size) in order
+ to for it to be properly cleared -- thus we
+ increment the PC here so that the logic setting
+ tb->size below does the right thing. */
/* TODO: Advance PC by correct instruction length to
* avoid disassembler error messages */
dc->pc += 2;