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testsuite: Fix -Wsizeof-array-div tests.

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gcc/testsuite/ChangeLog:

	* c-c++-common/Wsizeof-array-div1.c: Expect certain warnings on
	lp64 targets only.
	* g++.dg/warn/Wsizeof-array-div2.C: Only run on lp64 targets.
This commit is contained in:
Marek Polacek 2020-10-23 19:26:43 -04:00
parent 67f3791f7d
commit d835608f05
2 changed files with 4 additions and 4 deletions
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6
gcc/testsuite/c-c++-common/Wsizeof-array-div1.c
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@ -13,12 +13,12 @@ fn (int ap[])
int r = 0;
r += sizeof (arr) / sizeof (*arr);
r += sizeof (arr) / sizeof (p); /* { dg-warning "expression does not compute" } */
r += sizeof (arr) / sizeof p; /* { dg-warning "expression does not compute" } */
r += sizeof (arr) / sizeof (p); /* { dg-warning "expression does not compute" "" { target { lp64 } } } */
r += sizeof (arr) / sizeof p; /* { dg-warning "expression does not compute" "" { target { lp64 } } } */
r += sizeof (arr) / (sizeof p);
r += sizeof (arr) / (sizeof (p));
r += sizeof (arr2) / sizeof p;
r += sizeof (arr2) / sizeof (int); /* { dg-warning "expression does not compute" } */
r += sizeof (arr2) / sizeof (int); /* { dg-warning "expression does not compute" "" { target { lp64 } } } */
r += sizeof (arr2) / sizeof (int *);
r += sizeof (arr2) / sizeof (short *);
r += sizeof (arr) / sizeof (int);

2
gcc/testsuite/g++.dg/warn/Wsizeof-array-div2.C
View file

@ -1,5 +1,5 @@
// PR c++/91741
// { dg-do compile }
// { dg-do compile { target { lp64 } } }
// { dg-options "-Wall" }
// From <https://www.viva64.com/en/examples/v706/>.