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Commit c262f6b7 by Martin Sebor
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Warray-bounds-2.c: Include headers only if they exist. 

gcc/testsuite/ChangeLog:

	* c-c++-common/Warray-bounds-2.c: Include headers only if they exist.
	* c-c++-common/Warray-bounds-3.c: Make xfails conditional on target
	non_strict_align.
	* c-c++-common/Wrestrict-2.c: Include headers only if they exist.
	* c-c++-common/Wrestrict.c: Make xfails conditional on target
	non_strict_align.

From-SVN: r268175
parent e6c26d64
Showing with 76 additions and 27 deletions
gcc/testsuite/ChangeLog
2019-01-22 Martin Sebor <msebor@redhat.com>
* c-c++-common/Warray-bounds-2.c: Include headers only if they exist.
* c-c++-common/Warray-bounds-3.c: Make xfails conditional on target
non_strict_align.
* c-c++-common/Wrestrict-2.c: Include headers only if they exist.
* c-c++-common/Wrestrict.c: Make xfails conditional on target
non_strict_align.
2018-01-22 Steve Ellcey <sellcey@marvell.com> 2018-01-22 Steve Ellcey <sellcey@marvell.com>
c-c++-common/gomp/pr60823-1.c: Change aarch64-*-* target * c-c++-common/gomp/pr60823-1.c: Change aarch64-*-* target
to aarch64*-*-* target. to aarch64*-*-* target.
c-c++-common/gomp/pr60823-3.c: Ditto. * c-c++-common/gomp/pr60823-3.c: Ditto.
g++.dg/gomp/declare-simd-1.C: Ditto. * g++.dg/gomp/declare-simd-1.C: Ditto.
g++.dg/gomp/declare-simd-3.C: Ditto. * g++.dg/gomp/declare-simd-3.C: Ditto.
g++.dg/gomp/declare-simd-4.C: Ditto. * g++.dg/gomp/declare-simd-4.C: Ditto.
g++.dg/gomp/declare-simd-7.C: Ditto. * g++.dg/gomp/declare-simd-7.C: Ditto.
g++.dg/gomp/pr88182.C: Ditto. * g++.dg/gomp/pr88182.C: Ditto.
gcc.dg/gomp/declare-simd-1.c: Ditto. * gcc.dg/gomp/declare-simd-1.c: Ditto.
gcc.dg/gomp/declare-simd-3.c: Ditto. * gcc.dg/gomp/declare-simd-3.c: Ditto.
gcc.dg/gomp/pr59669-2.c: Ditto. * gcc.dg/gomp/pr59669-2.c: Ditto.
gcc.dg/gomp/pr87895-1.c: Ditto. * gcc.dg/gomp/pr87895-1.c: Ditto.
gcc.dg/gomp/simd-clones-2.c: Ditto. * gcc.dg/gomp/simd-clones-2.c: Ditto.
gfortran.dg/gomp/declare-simd-2.f90: Ditto. * gfortran.dg/gomp/declare-simd-2.f90: Ditto.
gfortran.dg/gomp/pr79154-1.f90: Ditto. * gfortran.dg/gomp/pr79154-1.f90: Ditto.
gfortran.dg/gomp/pr83977.f90: Ditto. * gfortran.dg/gomp/pr83977.f90: Ditto.
2019-01-22 Jakub Jelinek <jakub@redhat.com> 2019-01-22 Jakub Jelinek <jakub@redhat.com>
......
gcc/testsuite/c-c++-common/Warray-bounds-2.c
...@@ -8,12 +8,27 @@ ...@@ -8,12 +8,27 @@
{ dg-do compile } { dg-do compile }
{ dg-options "-O2 -Warray-bounds -Wno-stringop-overflow" } */ { dg-options "-O2 -Warray-bounds -Wno-stringop-overflow" } */
#include <stddef.h> #if __has_include (<stddef.h>)
#include <string.h> # include <stddef.h>
#else
/* For cross-compilers. */
typedef __PTRDIFF_TYPE__ ptrdiff_t;
typedef __SIZE_TYPE__ size_t;
#endif
#if __has_include (<string.h>)
# include <string.h>
# undef memcpy
# undef strcat
# undef strcpy
# undef strncpy
#else
extern void* memcpy (void*, const void*, size_t);
extern char* strcat (char*, const char*);
extern char* strcpy (char*, const char*);
extern char* strncpy (char*, const char*, size_t);
#endif
#undef memcpy
#undef strcpy
#undef strncpy
#define MAX (__SIZE_MAX__ / 2) #define MAX (__SIZE_MAX__ / 2)
......
gcc/testsuite/c-c++-common/Warray-bounds-3.c
...@@ -158,7 +158,7 @@ void test_memcpy_overflow (char *d, const char *s, size_t n) ...@@ -158,7 +158,7 @@ void test_memcpy_overflow (char *d, const char *s, size_t n)
but known access size is detected. This works except with small but known access size is detected. This works except with small
sizes that are powers of 2 due to bug . */ sizes that are powers of 2 due to bug . */
T (char, 1, arr + SR (DIFF_MAX - 1, DIFF_MAX), s, 1); T (char, 1, arr + SR (DIFF_MAX - 1, DIFF_MAX), s, 1);
T (char, 1, arr + SR (DIFF_MAX - 1, DIFF_MAX), s, 2); /* { dg-warning "pointer overflow between offset \\\[\[0-9\]+, \[0-9\]+] and size 2 accessing array " "bug " { xfail *-*-* } } */ T (char, 1, arr + SR (DIFF_MAX - 1, DIFF_MAX), s, 2); /* { dg-warning "pointer overflow between offset \\\[\[0-9\]+, \[0-9\]+] and size 2 accessing array " "bug " { xfail non_strict_align } } */
T (char, 1, arr + SR (DIFF_MAX - 2, DIFF_MAX), s, 3); /* { dg-warning "pointer overflow between offset \\\[\[0-9\]+, \[0-9\]+] and size 3 accessing array " "memcpy" } */ T (char, 1, arr + SR (DIFF_MAX - 2, DIFF_MAX), s, 3); /* { dg-warning "pointer overflow between offset \\\[\[0-9\]+, \[0-9\]+] and size 3 accessing array " "memcpy" } */
T (char, 1, arr + SR (DIFF_MAX - 4, DIFF_MAX), s, 5); /* { dg-warning "pointer overflow between offset \\\[\[0-9\]+, \[0-9\]+] and size 5 accessing array " "memcpy" } */ T (char, 1, arr + SR (DIFF_MAX - 4, DIFF_MAX), s, 5); /* { dg-warning "pointer overflow between offset \\\[\[0-9\]+, \[0-9\]+] and size 5 accessing array " "memcpy" } */
} }
......
gcc/testsuite/c-c++-common/Wrestrict-2.c
...@@ -8,7 +8,29 @@ ...@@ -8,7 +8,29 @@
{ dg-do compile } { dg-do compile }
{ dg-options "-O2 -Wrestrict" } */ { dg-options "-O2 -Wrestrict" } */
#include <string.h> #if __has_include (<stddef.h>)
# include <stddef.h>
#else
/* For cross-compilers. */
typedef __PTRDIFF_TYPE__ ptrdiff_t;
typedef __SIZE_TYPE__ size_t;
#endif
#if __has_include (<string.h>)
# include <string.h>
# undef memcpy
# undef strcat
# undef strcpy
# undef strncat
# undef strncpy
#else
extern void* memcpy (void*, const void*, size_t);
extern char* strcat (char*, const char*);
extern char* strcpy (char*, const char*);
extern char* strncat (char*, const char*, size_t);
extern char* strncpy (char*, const char*, size_t);
#endif
static void wrap_memcpy (void *d, const void *s, size_t n) static void wrap_memcpy (void *d, const void *s, size_t n)
{ {
......
gcc/testsuite/c-c++-common/Wrestrict.c
...@@ -53,8 +53,11 @@ void test_memcpy_cst (void *d, const void *s) ...@@ -53,8 +53,11 @@ void test_memcpy_cst (void *d, const void *s)
T (a, a, 0); T (a, a, 0);
/* This isn't detected because memcpy calls with small power-of-2 sizes /* This isn't detected because memcpy calls with size of 1 are
are intentionally folded into safe copies equivalent to memmove. intentionally folded into safe copies equivalent to memmove,
regardless of the target (larger power-of-2 copies may or
may not be folded depending on the target -- see non_strict_align
below, for example).
It's marked xfail only because there is value in detecting such It's marked xfail only because there is value in detecting such
invalid calls for portability, and as a reminder of why it isn't invalid calls for portability, and as a reminder of why it isn't
diagnosed. */ diagnosed. */
...@@ -192,19 +195,19 @@ void test_memcpy_range (char *d, size_t sz) ...@@ -192,19 +195,19 @@ void test_memcpy_range (char *d, size_t sz)
T (a + ir, a, 2); T (a + ir, a, 2);
T (a + ir, a, 3); T (a + ir, a, 3);
/* The following fails because the size is a small power of 2. */ /* The following fails because the size is a small power of 2. */
T (a + ir, a, 4); /* { dg-warning "accessing 4 bytes at offsets \\\[2, 3] and 0 overlaps between 1 and 2 bytes at offset \\\[3, 2]" "memcpy" { xfail *-*-*} } */ T (a + ir, a, 4); /* { dg-warning "accessing 4 bytes at offsets \\\[2, 3] and 0 overlaps between 1 and 2 bytes at offset \(\\\[3, 2]|\\\[2, 3]\)" "pr79220" { xfail non_strict_align } } */
T (a + ir, a, 5); /* { dg-warning "accessing 5 bytes at offsets \\\[2, 3] and 0 overlaps between 2 and 3 bytes at offset \\\[2, 3]" "memcpy" } */ T (a + ir, a, 5); /* { dg-warning "accessing 5 bytes at offsets \\\[2, 3] and 0 overlaps between 2 and 3 bytes at offset \\\[2, 3]" "memcpy" } */
T (d + ir, d, 0); T (d + ir, d, 0);
T (d + ir, d, 1); T (d + ir, d, 1);
T (d + ir, d, 2); T (d + ir, d, 2);
T (d + ir, d, 3); T (d + ir, d, 3);
T (d + ir, d, 4); /* { dg-warning "accessing 4 bytes at offsets \\\[2, 3] and 0 overlaps 1 byte at offset 3" "bug 79220" { xfail *-*-* } } */ T (d + ir, d, 4); /* { dg-warning "accessing 4 bytes at offsets \\\[2, 3] and 0 overlaps between 1 and 2 bytes at offset \\\[2, 3]" "pr79220" { xfail non_strict_align } } */
T (d + ir, d, 5); /* { dg-warning "accessing 5 bytes at offsets \\\[2, 3] and 0 overlaps between 2 and 3 bytes at offset \\\[2, 3]" "memcpy" } */ T (d + ir, d, 5); /* { dg-warning "accessing 5 bytes at offsets \\\[2, 3] and 0 overlaps between 2 and 3 bytes at offset \\\[2, 3]" "memcpy" } */
/* Because the size is constant and a power of 2 the following is /* Because the size is constant and a power of 2 the following is
folded too early to detect the overlap. */ folded too early to detect the overlap. */
T (d + ir, d, 4); /* { dg-warning "accessing 4 bytes at offsets \\\[2, 3] and 0 overlaps 2 byte at offset 2" "memcpy" { xfail *-*-* } } */ T (d + ir, d, 4); /* { dg-warning "accessing 4 bytes at offsets \\\[2, 3] and 0 overlaps between 1 and 2 bytes at offset \\\[2, 3]" "pr79220" { xfail non_strict_align } } */
T (d + ir, d, 5); /* { dg-warning "accessing 5 bytes at offsets \\\[2, 3] and 0 overlaps between 2 and 3 bytes at offset \\\[2, 3]" "memcpy" } */ T (d + ir, d, 5); /* { dg-warning "accessing 5 bytes at offsets \\\[2, 3] and 0 overlaps between 2 and 3 bytes at offset \\\[2, 3]" "memcpy" } */
/* Exercise the full range of size_t. */ /* Exercise the full range of size_t. */
......
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