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re PR middle-end/33272 (Compiler does not take advantage of restrict)

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PR middle-end/33272
	* c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
	decayed from array.

testsuite:
	* gcc.dg/c99-arraydecl-3.c: New test.

From-SVN: r128018
This commit is contained in:
Joseph Myers 2007-09-02 01:11:20 +01:00 committed by Joseph Myers
parent 15dc95cbcc
commit b09869ff41
4 changed files with 33 additions and 0 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2007-09-02 Joseph Myers <joseph@codesourcery.com>
PR middle-end/33272
* c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
decayed from array.
2007-09-01 Kazu Hirata <kazu@codesourcery.com>
* config/arm/arm.c, config/rs6000/ppu_intrinsics.h,

2
gcc/c-decl.c
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@ -4719,6 +4719,8 @@ grokdeclarator (const struct c_declarator *declarator,
type = c_build_qualified_type (type, type_quals);
type = build_pointer_type (type);
type_quals = array_ptr_quals;
if (type_quals)
type = c_build_qualified_type (type, type_quals);
/* We don't yet implement attributes in this context. */
if (array_ptr_attrs != NULL_TREE)

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2007-09-02 Joseph Myers <joseph@codesourcery.com>
PR middle-end/33272
* gcc.dg/c99-arraydecl-3.c: New test.
2007-08-31 Douglas Gregor <doug.gregor@gmail.com>
PR c++/32597

20
gcc/testsuite/gcc.dg/c99-arraydecl-3.c Normal file
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@ -0,0 +1,20 @@
/* Test for C99 forms of array declarator. Test restrict qualifiers
properly applied to type of parameter. */
/* Origin: Joseph Myers <joseph@codesourcery.com> */
/* { dg-do compile } */
/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
void
f0 (int a[restrict])
{
int **b = &a; /* { dg-error "discards qualifiers" } */
int *restrict *c = &a;
}
void
f1 (a)
int a[restrict];
{
int **b = &a; /* { dg-error "discards qualifiers" } */
int *restrict *c = &a;
}