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ReplaceBody now deletes a body if the replacement is nil

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This commit is contained in:
Vern Paxson 2021-06-04 16:56:29 -07:00
parent 2ec2e1e7d7
commit 98f549d65d
2 changed files with 27 additions and 11 deletions
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14
src/Func.h
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@ -237,10 +237,16 @@ public:
const std::vector<IDPtr>& new_inits,
size_t new_frame_size, int priority) override;
// Replace the given current instance of a function body with
// a new one.
/**
* Replaces the given current instance of a function body with
* a new one. If new_body is nil then the current instance is
* deleted with no replacement.
*
* @param old_body Body to replace.
* @param new_body New body to use; can be nil.
*/
void ReplaceBody(const detail::StmtPtr& old_body,
detail::StmtPtr new_body);
detail::StmtPtr new_body);
StmtPtr CurrentBody() const { return current_body; }
int CurrentPriority() const { return current_priority; }
@ -316,7 +322,7 @@ private:
StmtPtr current_body;
// ... and its priority.
int current_priority;
int current_priority = 0;
};
using built_in_func = BifReturnVal (*)(Frame* frame, const Args* args);