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better backtrace

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Daan 2021-12-10 17:31:24 -08:00
parent 72ca23d14f
commit 7a7a774257
2 changed files with 3 additions and 1 deletions
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src/options.c
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@ -398,6 +398,8 @@ void _mi_stack_trace_capture(void** strace, size_t len, size_t skip) {
void _mi_stack_trace_print(const char* msg, void** strace, size_t len, const mi_block_t* block, size_t bsize, size_t avail) { void _mi_stack_trace_print(const char* msg, void** strace, size_t len, const mi_block_t* block, size_t bsize, size_t avail) {
_mi_fprintf(NULL, NULL, "trace %s at %p of size %zu (%zub usable), allocated at:\n", _mi_fprintf(NULL, NULL, "trace %s at %p of size %zu (%zub usable), allocated at:\n",
(msg==NULL ? "block" : msg), block, avail, bsize); (msg==NULL ? "block" : msg), block, avail, bsize);
while( len > 0 && strace[len-1] == NULL) { len--; }
if (len == 0) return;
char** names = backtrace_symbols(strace, len); char** names = backtrace_symbols(strace, len);
for (size_t i = 0; i < len && strace[i] != NULL; i++) { for (size_t i = 0; i < len && strace[i] != NULL; i++) {
_mi_fprintf(NULL, NULL, " %2zu: %8p: %s\n", i, strace[i], (names == NULL || names[i] == NULL ? "<unknown>" : names[i])); _mi_fprintf(NULL, NULL, " %2zu: %8p: %s\n", i, strace[i], (names == NULL || names[i] == NULL ? "<unknown>" : names[i]));