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| -rw-r--r-- | gcc/function.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/gcc/function.c b/gcc/function.c index 473fcf30171..b3a599a61a4 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -1012,6 +1012,9 @@ fixup_var_refs_insns (var, promoted_mode, unsignedp, insn, toplevel) if (toplevel && GET_CODE (PATTERN (insn)) == SET && SET_DEST (PATTERN (insn)) == var + /* If this represents the result of an insn group, + don't delete the insn. */ + && find_reg_note (insn, REG_RETVAL, NULL_RTX) == 0 && rtx_equal_p (SET_SRC (PATTERN (insn)), var)) { /* In unoptimized compilation, we shouldn't call delete_insn |
