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| author | Jakub Jelinek <jakub@redhat.com> | 2004-07-05 23:37:40 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2004-07-05 23:37:40 +0200 |
| commit | 7682ef833a7aadac91f2fd21d2c61b74f4d4c957 (patch) | |
| tree | 4f531dccb304dcf5e79a0af65d35fba1caaf1761 /gcc/expr.c | |
| parent | 7b61653a60e028d88529c935633d8592aa74607d (diff) | |
| download | gcc-7682ef833a7aadac91f2fd21d2c61b74f4d4c957.zip gcc-7682ef833a7aadac91f2fd21d2c61b74f4d4c957.tar.gz gcc-7682ef833a7aadac91f2fd21d2c61b74f4d4c957.tar.bz2 | |
expr.c (expand_assignment): Disable the bitfield += optimizations.
* expr.c (expand_assignment): Disable the bitfield += optimizations.
* gcc.c-torture/execute/20040629-1.c (FIELDS1, FIELDS2): Define to
nothing if not yet defined. Use it in b, c and d type definitions.
* gcc.c-torture/execute/20040705-1.c: New test.
* gcc.c-torture/execute/20040705-2.c: New test.
From-SVN: r84133
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 4 |
1 files changed, 3 insertions, 1 deletions
@@ -3802,7 +3802,9 @@ expand_assignment (tree to, tree from, int want_value) MEM_KEEP_ALIAS_SET_P (to_rtx) = 1; } - while (mode1 == VOIDmode && !want_value + /* Disabled temporarily. GET_MODE (to_rtx) is often not the right + mode. */ + while (0 && mode1 == VOIDmode && !want_value && bitpos + bitsize <= BITS_PER_WORD && bitsize < BITS_PER_WORD && GET_MODE_BITSIZE (GET_MODE (to_rtx)) <= BITS_PER_WORD |