memory_test - Demonstrates crash on memory allocation.

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Demonstrates crash on memory allocation.

main.cpp@1:883b8bc1f54a, 2011-03-29 (annotated)

User	Revision	Line number	New contents of line
Kemp	0:786b75c6aaca	1	#include "mbed.h"
Kemp	0:786b75c6aaca	2
Kemp	0:786b75c6aaca	3
Kemp	0:786b75c6aaca	4	Serial pc(USBTX, USBRX);
Kemp	1:883b8bc1f54a	5	BusOut leds(LED1, LED2, LED3, LED4);
Kemp	0:786b75c6aaca	6
Kemp	0:786b75c6aaca	7	extern "C" void HardFault_Handler()
Kemp	0:786b75c6aaca	8	{
Kemp	0:786b75c6aaca	9	pc.printf("Hard fault!\r\n");
Kemp	1:883b8bc1f54a	10	while(1) {
Kemp	1:883b8bc1f54a	11	leds = 0x09;
Kemp	1:883b8bc1f54a	12	wait(0.4);
Kemp	1:883b8bc1f54a	13	leds = 0x06;
Kemp	1:883b8bc1f54a	14	wait(0.4);
Kemp	1:883b8bc1f54a	15	}
Kemp	0:786b75c6aaca	16	}
Kemp	0:786b75c6aaca	17
Kemp	0:786b75c6aaca	18
Kemp	0:786b75c6aaca	19	void fail()
Kemp	0:786b75c6aaca	20	{
Kemp	0:786b75c6aaca	21	pc.printf("Caught the failure\r\n");
Kemp	1:883b8bc1f54a	22	while(1) {
Kemp	1:883b8bc1f54a	23	leds = 0x09;
Kemp	1:883b8bc1f54a	24	wait(0.4);
Kemp	1:883b8bc1f54a	25	leds = 0x06;
Kemp	1:883b8bc1f54a	26	wait(0.4);
Kemp	1:883b8bc1f54a	27	}
Kemp	0:786b75c6aaca	28	}
Kemp	0:786b75c6aaca	29
Kemp	0:786b75c6aaca	30
Kemp	0:786b75c6aaca	31	class Test
Kemp	0:786b75c6aaca	32	{
Kemp	0:786b75c6aaca	33	public:
Kemp	0:786b75c6aaca	34	int something;
Kemp	0:786b75c6aaca	35	char woot[28];
Kemp	0:786b75c6aaca	36	};
Kemp	0:786b75c6aaca	37
Kemp	0:786b75c6aaca	38
Kemp	0:786b75c6aaca	39	int main() {
Kemp	0:786b75c6aaca	40	Test *dummy;
Kemp	0:786b75c6aaca	41	int index = 0;
Kemp	0:786b75c6aaca	42
Kemp	0:786b75c6aaca	43	while(1) {
Kemp	0:786b75c6aaca	44	dummy = new Test;
Kemp	0:786b75c6aaca	45	if (dummy == NULL) fail();
Kemp	0:786b75c6aaca	46	pc.printf("%u\r\n", index);
Kemp	0:786b75c6aaca	47	++index;
Kemp	0:786b75c6aaca	48	}
Kemp	0:786b75c6aaca	49	}