30 lines
1.4 KiB
Diff
30 lines
1.4 KiB
Diff
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--- malloc/malloc.c.orig 2004-01-03 18:36:23.000000000 -0500
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+++ malloc/malloc.c 2004-01-03 18:46:16.000000000 -0500
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@@ -311,6 +311,11 @@ extern "C" {
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#define assert(x) ((void)0)
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#endif
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+/* needed for owl-malloc-unlink-sanity-check */
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+#include <abort-instr.h>
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+#ifndef ABORT_INSTRUCTION
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+#define ABORT_INSTRUCTION
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+#endif
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/*
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INTERNAL_SIZE_T is the word-size used for internal bookkeeping
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@@ -1951,6 +1956,14 @@ typedef struct malloc_chunk* mbinptr;
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#define unlink(P, BK, FD) { \
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FD = P->fd; \
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BK = P->bk; \
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+ /* owl-malloc-unlink-sanity-check */ \
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+ if (FD->bk != P || BK->fd != P) \
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+ { \
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+ ABORT_INSTRUCTION; \
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+ _exit(127); \
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+ while (1) \
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+ ABORT_INSTRUCTION; \
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+ } \
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FD->bk = BK; \
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BK->fd = FD; \
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}
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