2006-12-13 Jakub Jelinek <jakub@redhat.com>
* g++.dg/debug/vartrack1.C: New test.
* g++.dg/opt/ifcvt1.C: New test.
* gcc.dg/tls/opt-13.c: New test.
* gcc.dg/
20060425-2.c: New test.
* g++.dg/opt/pr15054-2.C: New test.
* gcc.c-torture/execute/
20060420-1.c: New test.
* gcc.c-torture/execute/
20060412-1.c: New test.
* objc/compile/
20060406-1.m: New test.
2006-12-08 Alexandre Oliva <aoliva@redhat.com>
* g++.dg/template/array17.C: New test.
2006-02-25 Alexandre Oliva <aoliva@redhat.com>
* gcc.target/powerpc/altivec-23.c: New test.
From-SVN: r119837
+2006-12-13 Jakub Jelinek <jakub@redhat.com>
+
+ * g++.dg/debug/vartrack1.C: New test.
+
+ * g++.dg/opt/ifcvt1.C: New test.
+
+ * gcc.dg/tls/opt-13.c: New test.
+
+ * gcc.dg/20060425-2.c: New test.
+
+ * g++.dg/opt/pr15054-2.C: New test.
+
+ * gcc.c-torture/execute/20060420-1.c: New test.
+
+ * gcc.c-torture/execute/20060412-1.c: New test.
+
+ * objc/compile/20060406-1.m: New test.
+
+2006-12-08 Alexandre Oliva <aoliva@redhat.com>
+
+ * g++.dg/template/array17.C: New test.
+
+2006-02-25 Alexandre Oliva <aoliva@redhat.com>
+
+ * gcc.target/powerpc/altivec-23.c: New test.
+
2006-12-13 Lee Millward <lee.millward@codesourcery.com>
PR c++27316
--- /dev/null
+// This testcase used to hang the compiler in vt_find_locations.
+// { dg-do compile }
+// { dg-options "-O2 -g" }
+
+struct S
+{
+ int a;
+ S *b, *c, *d;
+};
+
+struct T
+{
+ void f1 (S *x);
+ void f2 (S *x);
+ void f3 (S *x, S *y);
+ S *e;
+};
+
+void
+T::f3 (S *x, S *y)
+{
+ while (x != this->e && (!x || x->a == 1))
+ {
+ if (x == y->c)
+ {
+ S *w = y->d;
+ if (w && w->a == 0)
+ {
+ w->a = 1;
+ y->a = 0;
+ f2 (y);
+ w = y->d;
+ }
+ if (w && (!w->c || w->c->a == 1) && (!w->d || w->d->a == 1))
+ {
+ w->a = 0;
+ x = y;
+ y = x->b;
+ }
+ else
+ {
+ if (w && (!w->d || w->d->a == 1))
+ {
+ if (w->c)
+ w->c->a = 1;
+ w->a = 0;
+ f1 (w);
+ w = y->d;
+ }
+ if (w)
+ {
+ w->a = y->a;
+ if (w->d)
+ w->d->a = 1;
+ }
+ y->a = 1;
+ f2 (y);
+ x = e;
+ }
+ }
+ else
+ {
+ S *w = y->c;
+ if (w && w->a == 0)
+ {
+ w->a = 1;
+ y->a = 0;
+ f1 (y);
+ w = y->c;
+ }
+ if (w && (!w->c || w->c->a == 1) && (!w->d || w->d->a == 1))
+ {
+ w->a = 0;
+ x = y;
+ y = x->b;
+ }
+ else
+ {
+ if (w && (!w->c || w->c->a == 1))
+ {
+ w->a = 0;
+ if (w->d)
+ w->d->a = 1;
+ f2 (w);
+ w = y->c;
+ }
+ if (w)
+ {
+ w->a = y->a;
+ if (w->c)
+ w->c->a = 1;
+ }
+ y->a = 1;
+ f1 (y);
+ x = e;
+ }
+ }
+ }
+}
--- /dev/null
+// { dg-do compile }
+// { dg-options "-O2 -fnon-call-exceptions" }
+
+struct S { ~S () throw () {} };
+double bar ();
+
+int
+foo ()
+{
+ S a;
+ int i = 0;
+ double c = bar ();
+ c = c < 0 ? -c : c;
+ if (c <= 1.e-8)
+ i += 24;
+ return i;
+}
--- /dev/null
+// PR middle-end/15054
+
+// { dg-do run }
+// { dg-options "-O2" }
+
+extern "C" void abort (void);
+
+void
+__attribute__((noinline))
+check (long x, long y)
+{
+ if (x != y)
+ abort ();
+}
+
+struct A
+{
+ A() : a(2) { check (a, 2); }
+ ~A() { check (a, 2); }
+private:
+ long a;
+};
+
+class B {
+ long b;
+ B& operator =(const B& );
+public:
+ B (long p) : b(p) { check (b, 6); }
+ B (const B& p) : b(p.b) { check (b, 6); }
+ ~B () { check (b, 6); A obj; check (b, 6); }
+ B foo() { return B(*this); }
+};
+
+int main ()
+{
+ B o(6);
+ o.foo().foo();
+ return 0;
+}
--- /dev/null
+// { dg-do compile }
+
+template <typename T>
+struct V {
+ T& operator[](int);
+};
+
+struct S {
+ S operator +(int);
+ template <typename T> T value();
+};
+
+template <typename T>
+void R (T v)
+{
+ v[(S() + 0).template value<int>()][0] = 0;
+}
+
+int
+main ()
+{
+ R(V<V<int> >());
+}
--- /dev/null
+extern void abort (void);
+
+struct S
+{
+ long o;
+};
+
+struct T
+{
+ long o;
+ struct S m[82];
+};
+
+struct T t;
+
+int
+main ()
+{
+ struct S *p, *q;
+
+ p = (struct S *) &t;
+ p = &((struct T *) p)->m[0];
+ q = p + 82;
+ while (--q > p)
+ q->o = -1;
+ q->o = 0;
+
+ if (q > p)
+ abort ();
+ if (q - p > 0)
+ abort ();
+ return 0;
+}
--- /dev/null
+extern void abort (void);
+
+typedef float v4flt __attribute__ ((vector_size (16)));
+
+void __attribute__ ((noinline)) foo (float *dst, float **src, int a, int n)
+{
+ int i, j;
+ int z = sizeof (v4flt) / sizeof (float);
+ unsigned m = sizeof (v4flt) - 1;
+
+ for (j = 0; j < n && (((unsigned long) dst + j) & m); ++j)
+ {
+ float t = src[0][j];
+ for (i = 1; i < a; ++i)
+ t += src[i][j];
+ dst[j] = t;
+ }
+
+ for (; j < (n - (4 * z - 1)); j += 4 * z)
+ {
+ v4flt t0 = *(v4flt *) (src[0] + j + 0 * z);
+ v4flt t1 = *(v4flt *) (src[0] + j + 1 * z);
+ v4flt t2 = *(v4flt *) (src[0] + j + 2 * z);
+ v4flt t3 = *(v4flt *) (src[0] + j + 3 * z);
+ for (i = 1; i < a; ++i)
+ {
+ t0 += *(v4flt *) (src[i] + j + 0 * z);
+ t1 += *(v4flt *) (src[i] + j + 1 * z);
+ t2 += *(v4flt *) (src[i] + j + 2 * z);
+ t3 += *(v4flt *) (src[i] + j + 3 * z);
+ }
+ *(v4flt *) (dst + j + 0 * z) = t0;
+ *(v4flt *) (dst + j + 1 * z) = t1;
+ *(v4flt *) (dst + j + 2 * z) = t2;
+ *(v4flt *) (dst + j + 3 * z) = t3;
+ }
+ for (; j < n; ++j)
+ {
+ float t = src[0][j];
+ for (i = 1; i < a; ++i)
+ t += src[i][j];
+ dst[j] = t;
+ }
+}
+
+float buffer[64];
+
+int
+main (void)
+{
+ int i;
+ float *dst, *src[2];
+
+ dst = buffer;
+ dst += (-(long int) buffer & (16 * sizeof (float) - 1)) / sizeof (float);
+ src[0] = dst + 16;
+ src[1] = dst + 32;
+ for (i = 0; i < 16; ++i)
+ {
+ src[0][i] = (float) i + 11 * (float) i;
+ src[1][i] = (float) i + 12 * (float) i;
+ }
+ foo (dst, src, 2, 16);
+ for (i = 0; i < 16; ++i)
+ {
+ float e = (float) i + 11 * (float) i + (float) i + 12 * (float) i;
+ if (dst[i] != e)
+ abort ();
+ }
+ return 0;
+}
--- /dev/null
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+double
+crashme (double v, double *p)
+{
+ if (v < 0. && *p == 1.)
+ v = 0.;
+ return v;
+}
--- /dev/null
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+/* { dg-require-effective-target tls } */
+
+__thread struct
+{
+ int a;
+ char b[32];
+} thr;
+
+int
+main ()
+{
+ __builtin_strcpy (thr.b, "abcd");
+ return 0;
+}
--- /dev/null
+/* Verify that it is possible to define variables of composite types
+ containing vector types. We used to crash handling the
+ initializer of automatic ones. */
+
+/* { dg-do compile } */
+/* { dg-require-effective-target powerpc_altivec_ok } */
+/* { dg-options "-maltivec -mabi=altivec" } */
+
+#include <altivec.h>
+
+typedef int bt;
+typedef vector bt vt;
+typedef struct { vt x; bt y[sizeof(vt) / sizeof (bt)]; } st;
+#define INIT { 1, 2, 3, 4 }
+
+void f ()
+{
+ vt x = INIT;
+ vt y[1] = { INIT };
+ st s = { INIT, INIT };
+}
+
+vt x = INIT;
+vt y[1] = { INIT };
+st s = { INIT, INIT };
--- /dev/null
+typedef struct
+{
+ void *p;
+} *S;
+
+@protocol O
+- (unsigned)j;
+@end
+
+@interface I
++ (unsigned char)T:(S<O>[2])p v:(S<O>)h;
+@end
+
+@implementation I
++ (unsigned char)T:(S<O>[2])p v:(S<O>)h
+{
+ p[0] = (S) 0;
+ p[1] = (S) 0;
+ return 0;
+}
+@end
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