32 lines
1002 B
Diff
32 lines
1002 B
Diff
--- gcc-3.3.3/gcc/flow.c~ 2003-07-30 01:57:24.000000000 +0100
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+++ gcc-3.3.3/gcc/flow.c 2004-04-23 19:23:43.000000000 +0100
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@@ -1904,6 +1904,7 @@
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regset diff = INITIALIZE_REG_SET (diff_head);
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basic_block bb_true, bb_false;
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rtx cond_true, cond_false, set_src;
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+ enum rtx_code reversed_code;
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int i;
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/* Identify the successor blocks. */
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@@ -1934,7 +1935,11 @@
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/* Extract the condition from the branch. */
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set_src = SET_SRC (pc_set (bb->end));
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cond_true = XEXP (set_src, 0);
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- cond_false = gen_rtx_fmt_ee (reverse_condition (GET_CODE (cond_true)),
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+ reversed_code = reverse_condition (GET_CODE (cond_true));
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+ if (reversed_code == UNKNOWN)
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+ goto skip;
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+
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+ cond_false = gen_rtx_fmt_ee (reversed_code,
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GET_MODE (cond_true), XEXP (cond_true, 0),
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XEXP (cond_true, 1));
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if (GET_CODE (XEXP (set_src, 1)) == PC)
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@@ -1980,6 +1985,7 @@
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});
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}
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+ skip:
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FREE_REG_SET (diff);
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}
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#endif
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