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Abort if we overflow the pseudostack

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Jean-Marc Valin 2025-02-12 11:19:55 -05:00
parent 360fd07115
commit 148ccd812a
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2 changed files with 3 additions and 2 deletions
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3
celt/stack_alloc.h
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@ -140,8 +140,9 @@ extern char *global_stack_top;
#else
#include "arch.h"
#define ALIGN(stack, size) ((stack) += ((size) - (long)(stack)) & ((size) - 1))
#define PUSH(stack, size, type) (ALIGN((stack),sizeof(type)/(sizeof(char))),(stack)+=(size)*(sizeof(type)/(sizeof(char))),(type*)((stack)-(size)*(sizeof(type)/(sizeof(char)))))
#define PUSH(stack, size, type) (ALIGN((stack),sizeof(type)/(sizeof(char))),(void)(((int)((size)*(sizeof(type)/(sizeof(char)))) <= (scratch_ptr)+GLOBAL_STACK_SIZE-(stack))?0:CELT_FATAL("pseudostack overflow")),(stack)+=(size)*(sizeof(type)/(sizeof(char))),(type*)((stack)-(size)*(sizeof(type)/(sizeof(char)))))
#if 0 /* Set this to 1 to instrument pseudostack usage */
#define RESTORE_STACK (printf("%ld %s:%d\n", global_stack-scratch_ptr, __FILE__, __LINE__),global_stack = _saved_stack)
#else