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[3/8] remove test on initial phi->ident

Message ID 20170413165551.2785-4-luc.vanoostenryck@gmail.com (mailing list archive)
State Superseded, archived
Headers show

Commit Message

Luc Van Oostenryck April 13, 2017, 4:55 p.m. UTC 
The code used to be like:
 	pseudo_t phi = alloc_phi(...);
	phi->ident = phi->ident ? : ...
but this new allocated phi can never have an identifier.

Change this by removing the test and directly assigning the
other part of the conditional.

Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
---
 flow.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/flow.c b/flow.c
index 25a5bffbe..aa7a6586f 100644
--- a/flow.c
+++ b/flow.c
@@ -412,7 +412,7 @@  void add_dominator(struct pseudo_list **phi_list, struct instruction *insn,
 	struct basic_block *bb = dom->bb;
 	struct instruction *br = delete_last_instruction(&bb->insns);
 	pseudo_t phi = alloc_phi(bb, dom->target, dom->type);
-	phi->ident = phi->ident ? : ident ? : dom->target->ident;
+	phi->ident = ident ? : dom->target->ident;
 	add_instruction(&bb->insns, br);
 	use_pseudo(insn, phi, add_pseudo(phi_list, phi));
 }