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-rw-r--r--gcc/function.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/function.c b/gcc/function.c
index c79e17c..133852e 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -3515,6 +3515,10 @@ instantiate_virtual_regs (fndecl, insns)
{
instantiate_virtual_regs_1 (&PATTERN (insn), insn, 1);
instantiate_virtual_regs_1 (&REG_NOTES (insn), NULL_RTX, 0);
+ /* Instantiate any virtual registers in CALL_INSN_FUNCTION_USAGE. */
+ if (GET_CODE (insn) == CALL_INSN)
+ instantiate_virtual_regs_1 (&CALL_INSN_FUNCTION_USAGE (insn),
+ NULL_RTX, 0);
}
/* Instantiate the stack slots for the parm registers, for later use in