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* reg-stack.c (subst_stack_regs): Properly check for deleted insn. 

From-SVN: r49024
This commit is contained in:
Richard Kenner 2002-01-20 23:50:07 +00:00 committed by Richard Kenner
parent 5904dc87e5
commit cbafacd198
2 changed files with 3 additions and 1 deletions
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2
gcc/ChangeLog
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@ -7,6 +7,8 @@
Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* reg-stack.c (subst_stack_regs): Properly check for deleted insn.
* dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
(gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
in incomplete case.

2
gcc/reg-stack.c
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@ -2215,7 +2215,7 @@ subst_stack_regs (insn, regstack)
/* subst_stack_regs_pat may have deleted a no-op insn. If so, any
REG_UNUSED will already have been dealt with, so just return. */
if (GET_CODE (insn) == NOTE)
if (GET_CODE (insn) == NOTE || INSN_DELETED_P (insn))
return;
/* If there is a REG_UNUSED note on a stack register on this insn,