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riscv-gcc-1
Commit 119af78a by Richard Kenner
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(expand_expr, case ADDR_EXPR): If result is ignored, just return 

const0_rtx.

From-SVN: r7421
parent 94b25f81
Showing with 6 additions and 0 deletions
gcc/expr.c
...@@ -5863,6 +5863,12 @@ expand_expr (exp, target, tmode, modifier) ...@@ -5863,6 +5863,12 @@ expand_expr (exp, target, tmode, modifier)
(modifier == EXPAND_INITIALIZER (modifier == EXPAND_INITIALIZER
? modifier : EXPAND_CONST_ADDRESS)); ? modifier : EXPAND_CONST_ADDRESS));
/* If we are going to ignore the result, OP0 will have been set
to const0_rtx, so just return it. Don't get confused and
think we are taking the address of the constant. */
if (ignore)
return op0;
/* We would like the object in memory. If it is a constant, /* We would like the object in memory. If it is a constant,
we can have it be statically allocated into memory. For we can have it be statically allocated into memory. For
a non-constant (REG, SUBREG or CONCAT), we need to allocate some a non-constant (REG, SUBREG or CONCAT), we need to allocate some
......
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