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| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-sra.c | 5 |
2 files changed, 9 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 82d084d..dfb46e4 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2012-05-23 Richard Guenther <rguenther@suse.de> + + PR tree-optimization/53438 + * tree-sra.c (analyze_access_subtree): Correct bitfield exclusion. + 2012-05-23 Georg-Johann Lay <avr@gjlay.de> PR target/53448 diff --git a/gcc/tree-sra.c b/gcc/tree-sra.c index 3f84f6b..0438084 100644 --- a/gcc/tree-sra.c +++ b/gcc/tree-sra.c @@ -2096,9 +2096,12 @@ analyze_access_subtree (struct access *root, struct access *parent, && (TREE_CODE (root->type) != INTEGER_TYPE || TYPE_PRECISION (root->type) != root->size) /* But leave bitfield accesses alone. */ - && (root->offset % BITS_PER_UNIT) == 0) + && (TREE_CODE (root->expr) != COMPONENT_REF + || !DECL_BIT_FIELD (TREE_OPERAND (root->expr, 1)))) { tree rt = root->type; + gcc_assert ((root->offset % BITS_PER_UNIT) == 0 + && (root->size % BITS_PER_UNIT) == 0); root->type = build_nonstandard_integer_type (root->size, TYPE_UNSIGNED (rt)); root->expr = build_ref_for_offset (UNKNOWN_LOCATION, |