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forwprop-6.c: Use long or int to match size of float.

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* gcc.dg/tree-ssa/forwprop-6.c: Use long or int to match size of float. Otherwise error.
* gcc.dg/tree-ssa/ssa-fre-7.c: Ditto.
* gcc.dg/tree-ssa/ssa-fre-8.c: Ditto.

From-SVN: r136923
This commit is contained in:
Andy Hutchinson 2008-06-18 22:11:05 +00:00 committed by Andy Hutchinson
parent 5d597439cb
commit 458426d934
4 changed files with 35 additions and 9 deletions
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7
gcc/testsuite/ChangeLog
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@ -1,3 +1,10 @@
2008-06-18 Andy Hutchinson <hutchinsonandy@aim.com>
* gcc.dg/tree-ssa/forwprop-6.c: Use long or int to match size of
float. Otherwise error.
* gcc.dg/tree-ssa/ssa-fre-7.c: Ditto.
* gcc.dg/tree-ssa/ssa-fre-8.c: Ditto.
2008-06-18 Andy Hutchinson <hutchinsonandy@aim.com>
* gcc.c-torture/execute/20020619-1.c: Correct for targets

12
gcc/testsuite/gcc.dg/tree-ssa/forwprop-6.c
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@ -1,13 +1,19 @@
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-forwprop1 -W -Wall" } */
#if (__SIZEOF_INT__ == __SIZEOF_FLOAT__)
typedef int intflt;
#elif (__SIZEOF_LONG__ == __SIZEOF_FLOAT__)
typedef long intflt;
#else
#error Add target support here for type that will union float size
#endif
int b;
intflt b;
void f(void)
{
float a;
a = 1;
b = *(int*)&a; /* { dg-warning "aliasing" } */
b = *(intflt*)&a; /* { dg-warning "aliasing" } */
}
/* We should be able to convert the cast to a VCE in forwprop1,

13
gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-7.c
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@ -1,16 +1,23 @@
/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-fre-details -fdump-tree-optimized" } */
#if (__SIZEOF_INT__ == __SIZEOF_FLOAT__)
typedef int intflt;
#elif (__SIZEOF_LONG__ == __SIZEOF_FLOAT__)
typedef long intflt;
#else
#error Add target support here for type that will union float size
#endif
struct X {
int i;
union {
int j;
int k;
intflt j;
intflt k;
float f;
} u;
};
int foo(int j)
intflt foo(intflt j)
{
struct X a;

12
gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-8.c
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@ -1,11 +1,17 @@
/* { dg-do compile } */
/* { dg-options "-O -fdump-tree-fre-details" } */
#if (__SIZEOF_INT__ == __SIZEOF_FLOAT__)
typedef int intflt;
#elif (__SIZEOF_LONG__ == __SIZEOF_FLOAT__)
typedef long intflt;
#else
#error Add target support here for type that will union float size
#endif
union U {
int i;
intflt i;
float f;
};
int foo(int i, int b)
intflt foo(int i, int b)
{
union U u;
if (b)