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https://github.com/Zenithsiz/ftmemsim-valgrind.git
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d95559802b
sizes up to a multiple of 8 (or whatever --alignment is). This is combined with the "admin" bytes, resulting in the "extra" bytes. Added VG_(malloc_usable_size) to the tool interface to support this. git-svn-id: svn://svn.valgrind.org/valgrind/trunk@7133
20 lines
539 B
C
20 lines
539 B
C
#include <stdlib.h>
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int main(void)
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{
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int* x = realloc(NULL, 400); // equivalent to malloc(400), and ends up
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int* y; // calling Valgrind's (and Massif's) malloc
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x = realloc(x, 400); // same size
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x = realloc(x, 200); // smaller
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x = realloc(x, 600); // bigger
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y = realloc(x+10, 800); // bogus realloc
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x = realloc(x, 0); // equivalent to free(x), and ends up
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// calling Valgrind's (and Massif's) free
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return 0;
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}
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