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re PR middle-end/32399 (ICE in build2_stat, at tree.c:3074)

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2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR middle-end/32399
        * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
        when adding to the base and convert ELT to sizetype instead of type.

2007-08-03  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        RP middle-end/32399
        * gcc.c-torture/compile/pr32399.c: New testcase.

From-SVN: r127196
This commit is contained in:
Andrew Pinski 2007-08-04 00:33:31 +00:00 committed by Andrew Pinski
parent 814d1e640c
commit a83e7facc5
4 changed files with 29 additions and 2 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/32399
* tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
when adding to the base and convert ELT to sizetype instead of type.
2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/32304

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
RP middle-end/32399
* gcc.c-torture/compile/pr32399.c: New testcase.
2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR middle-end/32304

16
gcc/testsuite/gcc.c-torture/compile/pr32399.c Normal file
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@ -0,0 +1,16 @@
void f(unsigned char *src, unsigned char *dst, int num, unsigned char *pos, unsigned char *diffuse, int hasdiffuse, unsigned char *specular, int hasspecular) {
int i;
for(i=num;i--;) {
float *p = (float *) ((__SIZE_TYPE__) dst + (__SIZE_TYPE__) pos);
if(hasdiffuse) {
unsigned int *dstColor = (unsigned int *) (dst + i + (__SIZE_TYPE__) diffuse);
*dstColor = * (unsigned int *) ( ((__SIZE_TYPE__) src + (__SIZE_TYPE__) diffuse) + i);
}
if(hasspecular) {
unsigned int *dstColor = (unsigned int *) (dst + i + (__SIZE_TYPE__) specular);
*dstColor = * (unsigned int *) ( ((__SIZE_TYPE__) src + (__SIZE_TYPE__) specular) + i);
}
}
}

4
gcc/tree-ssa-address.c
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@ -422,9 +422,9 @@ add_to_parts (struct mem_address *parts, tree elt)
/* Add ELT to base. */
type = TREE_TYPE (parts->base);
parts->base = fold_build2 (PLUS_EXPR, type,
parts->base = fold_build2 (POINTER_PLUS_EXPR, type,
parts->base,
fold_convert (type, elt));
fold_convert (sizetype, elt));
}
/* Finds the most expensive multiplication in ADDR that can be