re PR debug/80436 (-fcompare-debug failure)
PR debug/80436 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses. * g++.dg/opt/pr80436.C: New test. From-SVN: r247000
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2017-04-19 Jakub Jelinek <jakub@redhat.com>
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PR debug/80436
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* tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
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2017-04-19 Georg-Johann Lay <avr@gjlay.de>
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PR target/80462
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@ -1,3 +1,8 @@
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2017-04-19 Jakub Jelinek <jakub@redhat.com>
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PR debug/80436
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* g++.dg/opt/pr80436.C: New test.
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2017-04-19 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
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* gcc.dg/torture/pr80341.c: Require int32plus.
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@ -0,0 +1,42 @@
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// PR debug/80436
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// { dg-do compile { target c++11 } }
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// { dg-options "-O3 -fcompare-debug" }
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void fn (...);
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void foo (int, int, int);
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struct { int elt1; int bits; } *a;
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int b, d;
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int
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bar (unsigned *x)
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{
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if (0)
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next_bit:
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return 1;
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while (1)
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{
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if (b)
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if (a->bits)
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goto next_bit;
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*x = b;
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if (a->elt1)
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return 0;
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a = 0;
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}
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}
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enum { C0, C1 } *c;
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void
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baz ()
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{
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int e, m = d;
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for (; e < m; e++)
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{
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if (e < 0)
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foo (0, 0, c[e]);
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unsigned f;
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for (; bar (&f);)
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fn (f);
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}
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}
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@ -494,6 +494,9 @@ find_uses_to_rename_def (tree def, bitmap *use_blocks, bitmap need_phis)
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FOR_EACH_IMM_USE_STMT (use_stmt, imm_iter, def)
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{
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if (is_gimple_debug (use_stmt))
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continue;
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basic_block use_bb = gimple_bb (use_stmt);
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use_operand_p use_p;
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