re PR rtl-optimization/88296 (Infinite loop in lra_split_hard_reg_for)
PR rtl-optimization/88296 * gcc.target/i386/pr88296.c: New test. From-SVN: r267831
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2019-01-11 Jakub Jelinek <jakub@redhat.com>
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PR rtl-optimization/88296
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* gcc.target/i386/pr88296.c: New test.
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2019-01-11 Paolo Carlini <paolo.carlini@oracle.com>
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* g++.dg/diagnostic/extern-initialized.C: New.
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/* PR rtl-optimization/88296 */
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/* { dg-do compile { target int128 } } */
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/* { dg-options "-O2 -march=core2 -fnon-call-exceptions -fschedule-insns -fselective-scheduling -funroll-all-loops -fno-caller-saves -fno-guess-branch-probability -fno-ivopts -fno-rerun-cse-after-loop -fno-split-wide-types -fno-tree-bit-ccp -fno-tree-coalesce-vars --param max-completely-peeled-insns=13" } */
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int a, b, c;
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void bar (int, int);
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void
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foo (__int128 x, unsigned int y, char z)
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{
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__int128 *d = &x;
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unsigned short int e = 0;
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unsigned char f = 0;
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char g = 1;
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(void) d;
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bar (0, 0);
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while (e < 1)
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{
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__int128 h = 1;
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++c;
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e = x;
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g /= e;
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if (g != 0)
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{
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int i;
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if (g == 0)
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i = a;
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else
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{
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++g;
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i = g;
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}
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if (i == 0)
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{
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a -= b + (!!g ? y : 0);
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break;
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}
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for (g = 0; g < 3; ++g)
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{
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unsigned char *j = &f;
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x /= h;
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h /= x;
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for (i = 0; i < 2; ++i)
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{
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z <<= ((!!g && !!c) ? (b + 1) : (1 / *j));
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y = ~e;
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g &= y;
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x |= 1;
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b *= i;
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++c;
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}
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f /= b > 1;
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e /= f;
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x += b << 32; /* { dg-warning "left shift count" } */
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}
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if (g << g == 0)
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{
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e *= b + 1;
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a = 32;
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f += (e << a) + (y && 1);
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x = z;
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c += x / 3;
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}
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}
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}
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}
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