Cast PTRDIFF_MAX to size_t before adding 1.
This fixes compilation warnings regarding integer overflow that were
introduced by 0c516a00c4
(Make *allocx()
size class overflow behavior defined.).
This commit is contained in:
parent
0c516a00c4
commit
e3195fa4a5
@ -55,8 +55,8 @@ TEST_BEGIN(test_overflow)
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assert_ptr_null(mallocx(hugemax+1, 0),
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"Expected OOM for mallocx(size=%#zx, 0)", hugemax+1);
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assert_ptr_null(mallocx(PTRDIFF_MAX+1, 0),
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"Expected OOM for mallocx(size=%#zx, 0)", ZU(PTRDIFF_MAX+1));
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assert_ptr_null(mallocx(ZU(PTRDIFF_MAX)+1, 0),
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"Expected OOM for mallocx(size=%#zx, 0)", ZU(PTRDIFF_MAX)+1);
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assert_ptr_null(mallocx(SIZE_T_MAX, 0),
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"Expected OOM for mallocx(size=%#zx, 0)", SIZE_T_MAX);
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@ -69,9 +69,9 @@ TEST_BEGIN(test_overflow)
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assert_ptr_null(mallocx(size, 0),
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"Expected OOM for mallocx(size=%#zx, 0", size);
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assert_ptr_null(mallocx(1, MALLOCX_ALIGN(PTRDIFF_MAX+1)),
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assert_ptr_null(mallocx(1, MALLOCX_ALIGN(ZU(PTRDIFF_MAX)+1)),
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"Expected OOM for mallocx(size=1, MALLOCX_ALIGN(%#zx))",
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ZU(PTRDIFF_MAX+1));
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ZU(PTRDIFF_MAX)+1);
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}
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TEST_END
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@ -232,8 +232,8 @@ TEST_BEGIN(test_overflow)
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assert_ptr_null(rallocx(p, hugemax+1, 0),
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"Expected OOM for rallocx(p, size=%#zx, 0)", hugemax+1);
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assert_ptr_null(rallocx(p, PTRDIFF_MAX+1, 0),
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"Expected OOM for rallocx(p, size=%#zx, 0)", ZU(PTRDIFF_MAX+1));
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assert_ptr_null(rallocx(p, ZU(PTRDIFF_MAX)+1, 0),
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"Expected OOM for rallocx(p, size=%#zx, 0)", ZU(PTRDIFF_MAX)+1);
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assert_ptr_null(rallocx(p, SIZE_T_MAX, 0),
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"Expected OOM for rallocx(p, size=%#zx, 0)", SIZE_T_MAX);
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@ -246,9 +246,9 @@ TEST_BEGIN(test_overflow)
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assert_ptr_null(rallocx(p, size, 0),
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"Expected OOM for rallocx(p, size=%#zx, 0", size);
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assert_ptr_null(rallocx(p, 1, MALLOCX_ALIGN(PTRDIFF_MAX+1)),
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assert_ptr_null(rallocx(p, 1, MALLOCX_ALIGN(ZU(PTRDIFF_MAX)+1)),
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"Expected OOM for rallocx(p, size=1, MALLOCX_ALIGN(%#zx))",
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ZU(PTRDIFF_MAX+1));
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ZU(PTRDIFF_MAX)+1);
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dallocx(p, 0);
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}
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@ -88,14 +88,14 @@ TEST_BEGIN(test_overflow)
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assert_u_ge(size2index(max_size_class+1), NSIZES,
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"size2index() should return >= NSIZES on overflow");
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assert_u_ge(size2index(PTRDIFF_MAX+1), NSIZES,
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assert_u_ge(size2index(ZU(PTRDIFF_MAX)+1), NSIZES,
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"size2index() should return >= NSIZES on overflow");
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assert_u_ge(size2index(SIZE_T_MAX), NSIZES,
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"size2index() should return >= NSIZES on overflow");
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assert_zu_gt(s2u(max_size_class+1), HUGE_MAXCLASS,
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"s2u() should return > HUGE_MAXCLASS for unsupported size");
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assert_zu_gt(s2u(PTRDIFF_MAX+1), HUGE_MAXCLASS,
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assert_zu_gt(s2u(ZU(PTRDIFF_MAX)+1), HUGE_MAXCLASS,
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"s2u() should return > HUGE_MAXCLASS for unsupported size");
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assert_zu_eq(s2u(SIZE_T_MAX), 0,
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"s2u() should return 0 on overflow");
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