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author | ak <ak@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-08-09 02:48:44 +0000 |
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committer | ak <ak@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-08-09 02:48:44 +0000 |
commit | cfe2036f601c25d51fde6324cae4b437daf2040e (patch) | |
tree | f33202aaad1258017f3dccf52e839487ca1bd703 | |
parent | d002933309de75719413232d6bef298dbd7e08e7 (diff) | |
download | gcc-cfe2036f601c25d51fde6324cae4b437daf2040e.tar.gz |
Fix warning breaking profiled bootstrap
This patch fixes an bootstrap error with autoprofiledbootstrap
due to uninitiliazed variables, because the compiler cannot
figure out they don't need to be initialized in an error path.
Just always initialize them.
gcc/:
2016-08-08 Andi Kleen <ak@linux.intel.com>
* tree-vrp.c (get_single_symbol): Always initialize inv and neg.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@239266 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r-- | gcc/ChangeLog | 4 | ||||
-rw-r--r-- | gcc/tree-vrp.c | 3 |
2 files changed, 7 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index dd264b31b00..5dbbb05823e 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2016-08-08 Andi Kleen <ak@linux.intel.com> + + * tree-vrp.c (get_single_symbol): Always initialize inv and neg. + 2016-08-08 David Malcolm <dmalcolm@redhat.com> PR c/64955 diff --git a/gcc/tree-vrp.c b/gcc/tree-vrp.c index 44dfc84b268..7f71f8a2748 100644 --- a/gcc/tree-vrp.c +++ b/gcc/tree-vrp.c @@ -893,6 +893,9 @@ get_single_symbol (tree t, bool *neg, tree *inv) bool neg_; tree inv_; + *inv = NULL_TREE; + *neg = false; + if (TREE_CODE (t) == PLUS_EXPR || TREE_CODE (t) == POINTER_PLUS_EXPR || TREE_CODE (t) == MINUS_EXPR) |