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| author | Richard Henderson <rth@redhat.com> | 2003-04-22 16:17:46 -0700 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2003-04-22 16:17:46 -0700 |
| commit | 4da2eb6b9026e71f167204bc7ced622f44c70a1e (patch) | |
| tree | 61fac5e9044077ae9018c6ffa6b7ab8c07fde408 /gcc/expr.c | |
| parent | c1238896d34055a41d31f4e5b6a9678759eb8500 (diff) | |
| download | gcc-4da2eb6b9026e71f167204bc7ced622f44c70a1e.zip gcc-4da2eb6b9026e71f167204bc7ced622f44c70a1e.tar.gz gcc-4da2eb6b9026e71f167204bc7ced622f44c70a1e.tar.bz2 | |
re PR middle-end/8866 (Bug in switch statement code generation -- missing label)
PR 8866
* rtl.h (MEM_NOTRAP_P): New.
(MEM_COPY_ATTRIBUTES): Copy it.
* rtlanal.c (may_trap_p): Check it.
* expr.c (do_tablejump): Set it.
* doc/rtl.texi (Flags): Document it.
* cfgrtl.c (try_redirect_by_replacing_jump): Revert last three changes.
From-SVN: r65967
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 1 |
1 files changed, 1 insertions, 0 deletions
@@ -10272,6 +10272,7 @@ do_tablejump (index, mode, range, table_label, default_label) temp = gen_reg_rtx (CASE_VECTOR_MODE); vector = gen_rtx_MEM (CASE_VECTOR_MODE, index); RTX_UNCHANGING_P (vector) = 1; + MEM_NOTRAP_P (vector) = 1; convert_move (temp, vector, 0); emit_jump_insn (gen_tablejump (temp, table_label)); |