Blame SOURCES/gcc44-rh967003.patch
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--- gcc/tree-ssa-ccp.c.jj 2013-07-10 14:23:48.649363309 +1000
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+++ gcc/tree-ssa-ccp.c 2013-07-10 14:25:46.767447105 +1000
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@@ -2877,6 +2877,12 @@ fold_stmt (gimple_stmt_iterator *gsi)
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/* Fold the individual operands.
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For example, fold instances of *&VAR into VAR, etc. */
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res = walk_gimple_op (stmt, fold_stmt_r, &wi;;
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+ if (res && is_gimple_debug (stmt))
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+ {
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+ gimple_debug_bind_reset_value (stmt);
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+ changed = true;
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+ res = NULL_TREE;
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+ }
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gcc_assert (!res);
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/* Fold the main computation performed by the statement. */
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@@ -2941,6 +2947,12 @@ fold_stmt_inplace (gimple stmt)
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a call to _builtin_trap. This functionality is currently
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disabled, as noted in a FIXME, and cannot be supported here. */
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res = walk_gimple_op (stmt, fold_stmt_r, &wi;;
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+ if (res && is_gimple_debug (stmt))
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+ {
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+ gimple_debug_bind_reset_value (stmt);
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+ changed = true;
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+ res = NULL_TREE;
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+ }
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gcc_assert (!res);
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/* Fold the main computation performed by the statement. */
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