[Bug middle-end/60429] [4.7 Regression] Miscompilation (aliasing) with -finline-functions

[mikpelinux at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60429

Mikael Pettersson <mikpelinux at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |mikpelinux at gmail dot com

--- Comment #29 from Mikael Pettersson <mikpelinux at gmail dot com> ---
Richard, your 4.8 backport performs the same call twice in a row on lines 3017
and 3018 in tree-ssa-structalias.c; is that really intentional?

+      /* We have to include all fields that overlap the current
+         field shifted by rhsoffset.  And we include at least
+         the last or the first field of the variable to represent
+         reachability of off-bound addresses, in particular &object + 1,
+         conservatively correct.  */
+      temp = first_or_preceding_vi_for_offset (curr, offset);
+      temp = first_or_preceding_vi_for_offset (curr, offset);