Mercurial > hg > graal-jvmci-8
changeset 23065:6b40d295742c
8078866: compiler/eliminateAutobox/6934604/TestIntBoxing.java assert(p_f->Opcode() == Op_IfFalse) failed
Summary: Bail out from range check elimination if pre loop is not found
Reviewed-by: kvn
author | roland |
---|---|
date | Thu, 04 Jun 2015 16:19:22 +0200 |
parents | 91a1be057e0a |
children | 78234388ae4f |
files | src/share/vm/opto/loopTransform.cpp |
diffstat | 1 files changed, 4 insertions(+), 1 deletions(-) [+] |
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--- a/src/share/vm/opto/loopTransform.cpp Thu Jun 04 23:11:44 2015 -0700 +++ b/src/share/vm/opto/loopTransform.cpp Thu Jun 04 16:19:22 2015 +0200 @@ -1821,7 +1821,10 @@ // Find the pre-loop limit; we will expand it's iterations to // not ever trip low tests. Node *p_f = iffm->in(0); - assert(p_f->Opcode() == Op_IfFalse, ""); + // pre loop may have been optimized out + if (p_f->Opcode() != Op_IfFalse) { + return; + } CountedLoopEndNode *pre_end = p_f->in(0)->as_CountedLoopEnd(); assert(pre_end->loopnode()->is_pre_loop(), ""); Node *pre_opaq1 = pre_end->limit();