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PR middle-end/32628
authorebotcazou <ebotcazou@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 13 Apr 2010 15:47:38 +0000 (15:47 +0000)
committerMasaki Muranaka <monaka@monami-software.com>
Sun, 23 May 2010 05:32:09 +0000 (14:32 +0900)
* c-common.c (pointer_int_sum): Disregard overflow that occured only
because of sign-extension change when converting to sizetype here...
* fold-const.c (fold_convert_const_int_from_int): ...and not here.

* fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
the folding to constants.  Remove redundant final conversion.
(fold_binary) <associate>: Do not associate if the re-association of
constants alone overflows.
(fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
to the end of the list.
(multiple_of_p) <COND_EXPR>: New case.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@158274 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/ChangeLog

index 72aeed9..402cb10 100644 (file)
@@ -1,3 +1,18 @@
+2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
+
+       PR middle-end/32628
+       * c-common.c (pointer_int_sum): Disregard overflow that occured only
+       because of sign-extension change when converting to sizetype here...
+       * fold-const.c (fold_convert_const_int_from_int): ...and not here.
+
+       * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
+       the folding to constants.  Remove redundant final conversion.
+       (fold_binary) <associate>: Do not associate if the re-association of
+       constants alone overflows.
+       (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
+       to the end of the list.
+       (multiple_of_p) <COND_EXPR>: New case.
+
 2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
 
        * opt-functions.awk (opt_sanitized_name): New.
 2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
 
        * opt-functions.awk (opt_sanitized_name): New.