diff options
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/expr.c | 18 |
2 files changed, 18 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 213b2a59660..c9f490232ca 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2006-04-02 Roger Sayle <roger@eyesopen.com> + + PR middle-end/26977 + * expr.c (emit_group_store): Check whether simplify_gen_subreg returns + NULL_RTX, indicating it couldn't create a valid paradoxical subreg. + 2006-04-02 Sebastian Pop <pop@cri.ensmp.fr> PR tree-optimization/26939 diff --git a/gcc/expr.c b/gcc/expr.c index 324a427f687..81cac760cd3 100644 --- a/gcc/expr.c +++ b/gcc/expr.c @@ -1945,9 +1945,12 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize) { temp = simplify_gen_subreg (outer, tmps[start], inner, bytepos); - emit_move_insn (dst, temp); - done = true; - start++; + if (temp) + { + emit_move_insn (dst, temp); + done = true; + start++; + } } } @@ -1961,9 +1964,12 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize) { temp = simplify_gen_subreg (outer, tmps[finish - 1], inner, bytepos); - emit_move_insn (dst, temp); - done = true; - finish--; + if (temp) + { + emit_move_insn (dst, temp); + done = true; + finish--; + } } } |
